387738620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 825043968

約数和(自身を除く): 437305348

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 293, 508, 521, 586, 635, 1042, 1172, 1270, 1465, 2084, 2540, 2605, 2930, 5210, 5860, 10420, 37211, 66167, 74422, 132334, 148844, 152653, 186055, 264668, 305306, 330835, 372110, 610612, 661670, 744220, 763265, 1323340, 1526530, 3053060, 19386931, 38773862, 77547724, 96934655, 193869310, 387738620]

約数ペア:

[(1, 387738620), (2, 193869310), (4, 96934655), (5, 77547724), (10, 38773862), (20, 19386931), (127, 3053060), (254, 1526530), (293, 1323340), (508, 763265), (521, 744220), (586, 661670), (635, 610612), (1042, 372110), (1172, 330835), (1270, 305306), (1465, 264668), (2084, 186055), (2540, 152653), (2605, 148844), (2930, 132334), (5210, 74422), (5860, 66167), (10420, 37211)]