20142120980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6759101}}^1$

素因数の和:6759259

約数の個数: 24

約数和(自身を含む): 42582342600

約数和(自身を除く): 22440221620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6759101, 13518202, 27036404, 33795505, 67591010, 135182020, 1007106049, 2014212098, 4028424196, 5035530245, 10071060490, 20142120980]

約数ペア:

[(1, 20142120980), (2, 10071060490), (4, 5035530245), (5, 4028424196), (10, 2014212098), (20, 1007106049), (149, 135182020), (298, 67591010), (596, 33795505), (745, 27036404), (1490, 13518202), (2980, 6759101)]