7712240

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:809

約数の個数: 40

約数和(自身を含む): 18079200

約数和(自身を除く): 10366960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 647, 745, 1192, 1294, 1490, 2384, 2588, 2980, 3235, 5176, 5960, 6470, 10352, 11920, 12940, 25880, 51760, 96403, 192806, 385612, 482015, 771224, 964030, 1542448, 1928060, 3856120, 7712240]

約数ペア:

[(1, 7712240), (2, 3856120), (4, 1928060), (5, 1542448), (8, 964030), (10, 771224), (16, 482015), (20, 385612), (40, 192806), (80, 96403), (149, 51760), (298, 25880), (596, 12940), (647, 11920), (745, 10352), (1192, 6470), (1294, 5960), (1490, 5176), (2384, 3235), (2588, 2980)]