202457880020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{21121}}^1$

素因数の和:21402

約数の個数: 144

約数和(自身を含む): 496963316304

約数和(自身を除く): 294505436284

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 233, 242, 340, 374, 466, 484, 605, 748, 932, 935, 1165, 1210, 1870, 2057, 2330, 2420, 2563, 3740, 3961, 4114, 4660, 5126, 7922, 8228, 10252, 10285, 12815, 15844, 19805, 20570, 21121, 25630, 28193, 39610, 41140, 42242, 43571, 51260, 56386, 79220, 84484, 87142, 105605, 112772, 140965, 174284, 211210, 217855, 232331, 281930, 359057, 422420, 435710, 464662, 479281, 563860, 718114, 871420, 929324, 958562, 1161655, 1436228, 1795285, 1917124, 2323310, 2396405, 2555641, 3590570, 3949627, 4646620, 4792810, 4921193, 5111282, 7181140, 7899254, 9585620, 9842386, 10222564, 12778205, 15798508, 19684772, 19748135, 24605965, 25556410, 39496270, 43445897, 49211930, 51112820, 54133123, 78992540, 83660281, 86891794, 98423860, 108266246, 167320562, 173783588, 216532492, 217229485, 270665615, 334641124, 418301405, 434458970, 541331230, 595464353, 836602810, 868917940, 920263091, 1082662460, 1190928706, 1673205620, 1840526182, 2381857412, 2977321765, 3681052364, 4601315455, 5954643530, 9202630910, 10122894001, 11909287060, 18405261820, 20245788002, 40491576004, 50614470005, 101228940010, 202457880020]

約数ペア:

[(1, 202457880020), (2, 101228940010), (4, 50614470005), (5, 40491576004), (10, 20245788002), (11, 18405261820), (17, 11909287060), (20, 10122894001), (22, 9202630910), (34, 5954643530), (44, 4601315455), (55, 3681052364), (68, 2977321765), (85, 2381857412), (110, 1840526182), (121, 1673205620), (170, 1190928706), (187, 1082662460), (220, 920263091), (233, 868917940), (242, 836602810), (340, 595464353), (374, 541331230), (466, 434458970), (484, 418301405), (605, 334641124), (748, 270665615), (932, 217229485), (935, 216532492), (1165, 173783588), (1210, 167320562), (1870, 108266246), (2057, 98423860), (2330, 86891794), (2420, 83660281), (2563, 78992540), (3740, 54133123), (3961, 51112820), (4114, 49211930), (4660, 43445897), (5126, 39496270), (7922, 25556410), (8228, 24605965), (10252, 19748135), (10285, 19684772), (12815, 15798508), (15844, 12778205), (19805, 10222564), (20570, 9842386), (21121, 9585620), (25630, 7899254), (28193, 7181140), (39610, 5111282), (41140, 4921193), (42242, 4792810), (43571, 4646620), (51260, 3949627), (56386, 3590570), (79220, 2555641), (84484, 2396405), (87142, 2323310), (105605, 1917124), (112772, 1795285), (140965, 1436228), (174284, 1161655), (211210, 958562), (217855, 929324), (232331, 871420), (281930, 718114), (359057, 563860), (422420, 479281), (435710, 464662)]