4985360

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 11724696

約数和(自身を除く): 6739336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 617, 808, 1010, 1234, 1616, 2020, 2468, 3085, 4040, 4936, 6170, 8080, 9872, 12340, 24680, 49360, 62317, 124634, 249268, 311585, 498536, 623170, 997072, 1246340, 2492680, 4985360]

約数ペア:

[(1, 4985360), (2, 2492680), (4, 1246340), (5, 997072), (8, 623170), (10, 498536), (16, 311585), (20, 249268), (40, 124634), (80, 62317), (101, 49360), (202, 24680), (404, 12340), (505, 9872), (617, 8080), (808, 6170), (1010, 4936), (1234, 4040), (1616, 3085), (2020, 2468)]