4994480

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 11718000

約数和(自身を除く): 6723520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 419, 596, 745, 838, 1192, 1490, 1676, 2095, 2384, 2980, 3352, 4190, 5960, 6704, 8380, 11920, 16760, 33520, 62431, 124862, 249724, 312155, 499448, 624310, 998896, 1248620, 2497240, 4994480]

約数ペア:

[(1, 4994480), (2, 2497240), (4, 1248620), (5, 998896), (8, 624310), (10, 499448), (16, 312155), (20, 249724), (40, 124862), (80, 62431), (149, 33520), (298, 16760), (419, 11920), (596, 8380), (745, 6704), (838, 5960), (1192, 4190), (1490, 3352), (1676, 2980), (2095, 2384)]