9970720

素因数分解:

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

素因数の和:733

約数の個数: 48

約数和(自身を含む): 23827608

約数和(自身を除く): 13856888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 617, 808, 1010, 1234, 1616, 2020, 2468, 3085, 3232, 4040, 4936, 6170, 8080, 9872, 12340, 16160, 19744, 24680, 49360, 62317, 98720, 124634, 249268, 311585, 498536, 623170, 997072, 1246340, 1994144, 2492680, 4985360, 9970720]

約数ペア:

[(1, 9970720), (2, 4985360), (4, 2492680), (5, 1994144), (8, 1246340), (10, 997072), (16, 623170), (20, 498536), (32, 311585), (40, 249268), (80, 124634), (101, 98720), (160, 62317), (202, 49360), (404, 24680), (505, 19744), (617, 16160), (808, 12340), (1010, 9872), (1234, 8080), (1616, 6170), (2020, 4936), (2468, 4040), (3085, 3232)]