20438367080

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{1094131}}^1$

素因数の和:1094609

約数の個数: 32

約数和(自身を含む): 46084839840

約数和(自身を除く): 25646472760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3736, 4670, 9340, 18680, 1094131, 2188262, 4376524, 5470655, 8753048, 10941310, 21882620, 43765240, 510959177, 1021918354, 2043836708, 2554795885, 4087673416, 5109591770, 10219183540, 20438367080]

約数ペア:

[(1, 20438367080), (2, 10219183540), (4, 5109591770), (5, 4087673416), (8, 2554795885), (10, 2043836708), (20, 1021918354), (40, 510959177), (467, 43765240), (934, 21882620), (1868, 10941310), (2335, 8753048), (3736, 5470655), (4670, 4376524), (9340, 2188262), (18680, 1094131)]