17695640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 43040160

約数和(自身を除く): 25344520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 491, 530, 680, 901, 982, 1060, 1802, 1964, 2120, 2455, 3604, 3928, 4505, 4910, 7208, 8347, 9010, 9820, 16694, 18020, 19640, 26023, 33388, 36040, 41735, 52046, 66776, 83470, 104092, 130115, 166940, 208184, 260230, 333880, 442391, 520460, 884782, 1040920, 1769564, 2211955, 3539128, 4423910, 8847820, 17695640]

約数ペア:

[(1, 17695640), (2, 8847820), (4, 4423910), (5, 3539128), (8, 2211955), (10, 1769564), (17, 1040920), (20, 884782), (34, 520460), (40, 442391), (53, 333880), (68, 260230), (85, 208184), (106, 166940), (136, 130115), (170, 104092), (212, 83470), (265, 66776), (340, 52046), (424, 41735), (491, 36040), (530, 33388), (680, 26023), (901, 19640), (982, 18020), (1060, 16694), (1802, 9820), (1964, 9010), (2120, 8347), (2455, 7208), (3604, 4910), (3928, 4505)]