13648520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4111}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 31086720

約数和(自身を除く): 17438200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4111, 8222, 16444, 20555, 32888, 41110, 82220, 164440, 341213, 682426, 1364852, 1706065, 2729704, 3412130, 6824260, 13648520]

約数ペア:

[(1, 13648520), (2, 6824260), (4, 3412130), (5, 2729704), (8, 1706065), (10, 1364852), (20, 682426), (40, 341213), (83, 164440), (166, 82220), (332, 41110), (415, 32888), (664, 20555), (830, 16444), (1660, 8222), (3320, 4111)]