793651760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21997}}^1$

素因数の和:22062

約数の個数: 80

約数和(自身を含む): 2062180512

約数和(自身を除く): 1268528752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1640, 1804, 2255, 3280, 3608, 4510, 7216, 9020, 18040, 21997, 36080, 43994, 87988, 109985, 175976, 219970, 241967, 351952, 439940, 483934, 879880, 901877, 967868, 1209835, 1759760, 1803754, 1935736, 2419670, 3607508, 3871472, 4509385, 4839340, 7215016, 9018770, 9678680, 9920647, 14430032, 18037540, 19357360, 19841294, 36075080, 39682588, 49603235, 72150160, 79365176, 99206470, 158730352, 198412940, 396825880, 793651760]

約数ペア:

[(1, 793651760), (2, 396825880), (4, 198412940), (5, 158730352), (8, 99206470), (10, 79365176), (11, 72150160), (16, 49603235), (20, 39682588), (22, 36075080), (40, 19841294), (41, 19357360), (44, 18037540), (55, 14430032), (80, 9920647), (82, 9678680), (88, 9018770), (110, 7215016), (164, 4839340), (176, 4509385), (205, 3871472), (220, 3607508), (328, 2419670), (410, 1935736), (440, 1803754), (451, 1759760), (656, 1209835), (820, 967868), (880, 901877), (902, 879880), (1640, 483934), (1804, 439940), (2255, 351952), (3280, 241967), (3608, 219970), (4510, 175976), (7216, 109985), (9020, 87988), (18040, 43994), (21997, 36080)]