39990700

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{3539}}^1$

素因数の和:3666

約数の個数: 36

約数和(自身を含む): 87572520

約数和(自身を除く): 47581820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 452, 565, 1130, 2260, 2825, 3539, 5650, 7078, 11300, 14156, 17695, 35390, 70780, 88475, 176950, 353900, 399907, 799814, 1599628, 1999535, 3999070, 7998140, 9997675, 19995350, 39990700]

約数ペア:

[(1, 39990700), (2, 19995350), (4, 9997675), (5, 7998140), (10, 3999070), (20, 1999535), (25, 1599628), (50, 799814), (100, 399907), (113, 353900), (226, 176950), (452, 88475), (565, 70780), (1130, 35390), (2260, 17695), (2825, 14156), (3539, 11300), (5650, 7078)]