16181420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 36711360

約数和(自身を除く): 20529940

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1213, 1334, 2426, 2668, 3335, 4852, 6065, 6670, 12130, 13340, 24260, 27899, 35177, 55798, 70354, 111596, 139495, 140708, 175885, 278990, 351770, 557980, 703540, 809071, 1618142, 3236284, 4045355, 8090710, 16181420]

約数ペア:

[(1, 16181420), (2, 8090710), (4, 4045355), (5, 3236284), (10, 1618142), (20, 809071), (23, 703540), (29, 557980), (46, 351770), (58, 278990), (92, 175885), (115, 140708), (116, 139495), (145, 111596), (230, 70354), (290, 55798), (460, 35177), (580, 27899), (667, 24260), (1213, 13340), (1334, 12130), (2426, 6670), (2668, 6065), (3335, 4852)]