39718840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{141853}}^1$

素因数の和:141871

約数の個数: 32

約数和(自身を含む): 102134880

約数和(自身を除く): 62416040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 141853, 283706, 567412, 709265, 992971, 1134824, 1418530, 1985942, 2837060, 3971884, 4964855, 5674120, 7943768, 9929710, 19859420, 39718840]

約数ペア:

[(1, 39718840), (2, 19859420), (4, 9929710), (5, 7943768), (7, 5674120), (8, 4964855), (10, 3971884), (14, 2837060), (20, 1985942), (28, 1418530), (35, 1134824), (40, 992971), (56, 709265), (70, 567412), (140, 283706), (280, 141853)]