15907220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113623}}^1$

素因数の和:113639

約数の個数: 24

約数和(自身を含む): 38177664

約数和(自身を除く): 22270444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113623, 227246, 454492, 568115, 795361, 1136230, 1590722, 2272460, 3181444, 3976805, 7953610, 15907220]

約数ペア:

[(1, 15907220), (2, 7953610), (4, 3976805), (5, 3181444), (7, 2272460), (10, 1590722), (14, 1136230), (20, 795361), (28, 568115), (35, 454492), (70, 227246), (140, 113623)]