17072920

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3989}}^1$

素因数の和:4107

約数の個数: 32

約数和(自身を含む): 38782800

約数和(自身を除く): 21709880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 3989, 4280, 7978, 15956, 19945, 31912, 39890, 79780, 159560, 426823, 853646, 1707292, 2134115, 3414584, 4268230, 8536460, 17072920]

約数ペア:

[(1, 17072920), (2, 8536460), (4, 4268230), (5, 3414584), (8, 2134115), (10, 1707292), (20, 853646), (40, 426823), (107, 159560), (214, 79780), (428, 39890), (535, 31912), (856, 19945), (1070, 15956), (2140, 7978), (3989, 4280)]