42901240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2971}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 101909880

約数和(自身を除く): 59008640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 2971, 3610, 5942, 7220, 11884, 14440, 14855, 23768, 29710, 56449, 59420, 112898, 118840, 225796, 282245, 451592, 564490, 1072531, 1128980, 2145062, 2257960, 4290124, 5362655, 8580248, 10725310, 21450620, 42901240]

約数ペア:

[(1, 42901240), (2, 21450620), (4, 10725310), (5, 8580248), (8, 5362655), (10, 4290124), (19, 2257960), (20, 2145062), (38, 1128980), (40, 1072531), (76, 564490), (95, 451592), (152, 282245), (190, 225796), (361, 118840), (380, 112898), (722, 59420), (760, 56449), (1444, 29710), (1805, 23768), (2888, 14855), (2971, 14440), (3610, 11884), (5942, 7220)]