38453840

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8147}}^1$

素因数の和:8219

約数の個数: 40

約数和(自身を含む): 90931680

約数和(自身を除く): 52477840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 8147, 16294, 32588, 40735, 65176, 81470, 130352, 162940, 325880, 480673, 651760, 961346, 1922692, 2403365, 3845384, 4806730, 7690768, 9613460, 19226920, 38453840]

約数ペア:

[(1, 38453840), (2, 19226920), (4, 9613460), (5, 7690768), (8, 4806730), (10, 3845384), (16, 2403365), (20, 1922692), (40, 961346), (59, 651760), (80, 480673), (118, 325880), (236, 162940), (295, 130352), (472, 81470), (590, 65176), (944, 40735), (1180, 32588), (2360, 16294), (4720, 8147)]