28638200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8423}}^1$

素因数の和:8456

約数の個数: 48

約数和(自身を含む): 70508880

約数和(自身を除く): 41870680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 8423, 16846, 33692, 42115, 67384, 84230, 143191, 168460, 210575, 286382, 336920, 421150, 572764, 715955, 842300, 1145528, 1431910, 1684600, 2863820, 3579775, 5727640, 7159550, 14319100, 28638200]

約数ペア:

[(1, 28638200), (2, 14319100), (4, 7159550), (5, 5727640), (8, 3579775), (10, 2863820), (17, 1684600), (20, 1431910), (25, 1145528), (34, 842300), (40, 715955), (50, 572764), (68, 421150), (85, 336920), (100, 286382), (136, 210575), (170, 168460), (200, 143191), (340, 84230), (425, 67384), (680, 42115), (850, 33692), (1700, 16846), (3400, 8423)]