38831920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11839}}^1$

素因数の和:11893

約数の個数: 40

約数和(自身を含む): 92494080

約数和(自身を除く): 53662160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 11839, 23678, 47356, 59195, 94712, 118390, 189424, 236780, 473560, 485399, 947120, 970798, 1941596, 2426995, 3883192, 4853990, 7766384, 9707980, 19415960, 38831920]

約数ペア:

[(1, 38831920), (2, 19415960), (4, 9707980), (5, 7766384), (8, 4853990), (10, 3883192), (16, 2426995), (20, 1941596), (40, 970798), (41, 947120), (80, 485399), (82, 473560), (164, 236780), (205, 189424), (328, 118390), (410, 94712), (656, 59195), (820, 47356), (1640, 23678), (3280, 11839)]