98383960

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2467}}^1$

素因数の和:3475

約数の個数: 32

約数和(自身を含む): 221675760

約数和(自身を除く): 123291800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 2467, 3988, 4934, 4985, 7976, 9868, 9970, 12335, 19736, 19940, 24670, 39880, 49340, 98680, 2459599, 4919198, 9838396, 12297995, 19676792, 24595990, 49191980, 98383960]

約数ペア:

[(1, 98383960), (2, 49191980), (4, 24595990), (5, 19676792), (8, 12297995), (10, 9838396), (20, 4919198), (40, 2459599), (997, 98680), (1994, 49340), (2467, 39880), (3988, 24670), (4934, 19940), (4985, 19736), (7976, 12335), (9868, 9970)]