38775560

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1471}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 87436800

約数和(自身を除く): 48661240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 1471, 2636, 2942, 3295, 5272, 5884, 6590, 7355, 11768, 13180, 14710, 26360, 29420, 58840, 969389, 1938778, 3877556, 4846945, 7755112, 9693890, 19387780, 38775560]

約数ペア:

[(1, 38775560), (2, 19387780), (4, 9693890), (5, 7755112), (8, 4846945), (10, 3877556), (20, 1938778), (40, 969389), (659, 58840), (1318, 29420), (1471, 26360), (2636, 14710), (2942, 13180), (3295, 11768), (5272, 7355), (5884, 6590)]