39288560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6917}}^1$

素因数の和:7001

約数の個数: 40

約数和(自身を含む): 92645856

約数和(自身を除く): 53357296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 6917, 13834, 27668, 34585, 55336, 69170, 110672, 138340, 276680, 491107, 553360, 982214, 1964428, 2455535, 3928856, 4911070, 7857712, 9822140, 19644280, 39288560]

約数ペア:

[(1, 39288560), (2, 19644280), (4, 9822140), (5, 7857712), (8, 4911070), (10, 3928856), (16, 2455535), (20, 1964428), (40, 982214), (71, 553360), (80, 491107), (142, 276680), (284, 138340), (355, 110672), (568, 69170), (710, 55336), (1136, 34585), (1420, 27668), (2840, 13834), (5680, 6917)]