810894920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{96997}}^1$

素因数の和:97038

約数の個数: 64

約数和(自身を含む): 2095156800

約数和(自身を除く): 1284261880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 96997, 193994, 387988, 484985, 775976, 969970, 1066967, 1842943, 1939940, 2133934, 3685886, 3879880, 4267868, 5334835, 7371772, 8535736, 9214715, 10669670, 14743544, 18429430, 20272373, 21339340, 36858860, 40544746, 42678680, 73717720, 81089492, 101361865, 162178984, 202723730, 405447460, 810894920]

約数ペア:

[(1, 810894920), (2, 405447460), (4, 202723730), (5, 162178984), (8, 101361865), (10, 81089492), (11, 73717720), (19, 42678680), (20, 40544746), (22, 36858860), (38, 21339340), (40, 20272373), (44, 18429430), (55, 14743544), (76, 10669670), (88, 9214715), (95, 8535736), (110, 7371772), (152, 5334835), (190, 4267868), (209, 3879880), (220, 3685886), (380, 2133934), (418, 1939940), (440, 1842943), (760, 1066967), (836, 969970), (1045, 775976), (1672, 484985), (2090, 387988), (4180, 193994), (8360, 96997)]