1638862870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{37003}}^1$

素因数の和:37156

約数の個数: 32

約数和(自身を含む): 3047945472

約数和(自身を除く): 1409082602

約数列:

[1, 2, 5, 10, 43, 86, 103, 206, 215, 430, 515, 1030, 4429, 8858, 22145, 37003, 44290, 74006, 185015, 370030, 1591129, 3182258, 3811309, 7622618, 7955645, 15911290, 19056545, 38113090, 163886287, 327772574, 819431435, 1638862870]

約数ペア:

[(1, 1638862870), (2, 819431435), (5, 327772574), (10, 163886287), (43, 38113090), (86, 19056545), (103, 15911290), (206, 7955645), (215, 7622618), (430, 3811309), (515, 3182258), (1030, 1591129), (4429, 370030), (8858, 185015), (22145, 74006), (37003, 44290)]