2185040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 5999616

約数和(自身を除く): 3814576

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 191, 208, 220, 260, 286, 382, 440, 520, 572, 715, 764, 880, 955, 1040, 1144, 1430, 1528, 1910, 2101, 2288, 2483, 2860, 3056, 3820, 4202, 4966, 5720, 7640, 8404, 9932, 10505, 11440, 12415, 15280, 16808, 19864, 21010, 24830, 27313, 33616, 39728, 42020, 49660, 54626, 84040, 99320, 109252, 136565, 168080, 198640, 218504, 273130, 437008, 546260, 1092520, 2185040]

約数ペア:

[(1, 2185040), (2, 1092520), (4, 546260), (5, 437008), (8, 273130), (10, 218504), (11, 198640), (13, 168080), (16, 136565), (20, 109252), (22, 99320), (26, 84040), (40, 54626), (44, 49660), (52, 42020), (55, 39728), (65, 33616), (80, 27313), (88, 24830), (104, 21010), (110, 19864), (130, 16808), (143, 15280), (176, 12415), (191, 11440), (208, 10505), (220, 9932), (260, 8404), (286, 7640), (382, 5720), (440, 4966), (520, 4202), (572, 3820), (715, 3056), (764, 2860), (880, 2483), (955, 2288), (1040, 2101), (1144, 1910), (1430, 1528)]