1636090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 32

約数和(自身を含む): 3168000

約数和(自身を除く): 1531910

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 109, 158, 190, 218, 395, 545, 790, 1090, 1501, 2071, 3002, 4142, 7505, 8611, 10355, 15010, 17222, 20710, 43055, 86110, 163609, 327218, 818045, 1636090]

約数ペア:

[(1, 1636090), (2, 818045), (5, 327218), (10, 163609), (19, 86110), (38, 43055), (79, 20710), (95, 17222), (109, 15010), (158, 10355), (190, 8611), (218, 7505), (395, 4142), (545, 3002), (790, 2071), (1090, 1501)]