2010046180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^2$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 4431030912

約数和(自身を除く): 2420984732

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 223, 235, 430, 446, 470, 860, 892, 940, 1115, 2021, 2230, 4042, 4460, 8084, 9589, 10105, 10481, 19178, 20210, 20962, 38356, 40420, 41924, 47945, 49729, 52405, 95890, 99458, 104810, 191780, 198916, 209620, 248645, 450683, 497290, 901366, 994580, 1802732, 2138347, 2253415, 2337263, 4276694, 4506830, 4674526, 8553388, 9013660, 9349052, 10691735, 11686315, 21383470, 23372630, 42766940, 46745260, 100502309, 201004618, 402009236, 502511545, 1005023090, 2010046180]

約数ペア:

[(1, 2010046180), (2, 1005023090), (4, 502511545), (5, 402009236), (10, 201004618), (20, 100502309), (43, 46745260), (47, 42766940), (86, 23372630), (94, 21383470), (172, 11686315), (188, 10691735), (215, 9349052), (223, 9013660), (235, 8553388), (430, 4674526), (446, 4506830), (470, 4276694), (860, 2337263), (892, 2253415), (940, 2138347), (1115, 1802732), (2021, 994580), (2230, 901366), (4042, 497290), (4460, 450683), (8084, 248645), (9589, 209620), (10105, 198916), (10481, 191780), (19178, 104810), (20210, 99458), (20962, 95890), (38356, 52405), (40420, 49729), (41924, 47945)]