8021248140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4312499}}^1$

素因数の和:4312542

約数の個数: 48

約数和(自身を含む): 23184000000

約数和(自身を除く): 15162751860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 4312499, 8624998, 12937497, 17249996, 21562495, 25874994, 43124990, 51749988, 64687485, 86249980, 129374970, 133687469, 258749940, 267374938, 401062407, 534749876, 668437345, 802124814, 1336874690, 1604249628, 2005312035, 2673749380, 4010624070, 8021248140]

約数ペア:

[(1, 8021248140), (2, 4010624070), (3, 2673749380), (4, 2005312035), (5, 1604249628), (6, 1336874690), (10, 802124814), (12, 668437345), (15, 534749876), (20, 401062407), (30, 267374938), (31, 258749940), (60, 133687469), (62, 129374970), (93, 86249980), (124, 64687485), (155, 51749988), (186, 43124990), (310, 25874994), (372, 21562495), (465, 17249996), (620, 12937497), (930, 8624998), (1860, 4312499)]