1915694920

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1\times {\mathrm{739}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 4350312000

約数和(自身を除く): 2434617080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 283, 458, 566, 739, 916, 1132, 1145, 1415, 1478, 1832, 2264, 2290, 2830, 2956, 3695, 4580, 5660, 5912, 7390, 9160, 11320, 14780, 29560, 64807, 129614, 169231, 209137, 259228, 324035, 338462, 418274, 518456, 648070, 676924, 836548, 846155, 1045685, 1296140, 1353848, 1673096, 1692310, 2091370, 2592280, 3384620, 4182740, 6769240, 8365480, 47892373, 95784746, 191569492, 239461865, 383138984, 478923730, 957847460, 1915694920]

約数ペア:

[(1, 1915694920), (2, 957847460), (4, 478923730), (5, 383138984), (8, 239461865), (10, 191569492), (20, 95784746), (40, 47892373), (229, 8365480), (283, 6769240), (458, 4182740), (566, 3384620), (739, 2592280), (916, 2091370), (1132, 1692310), (1145, 1673096), (1415, 1353848), (1478, 1296140), (1832, 1045685), (2264, 846155), (2290, 836548), (2830, 676924), (2956, 648070), (3695, 518456), (4580, 418274), (5660, 338462), (5912, 324035), (7390, 259228), (9160, 209137), (11320, 169231), (14780, 129614), (29560, 64807)]