16987620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 53061120

約数和(自身を除く): 36073500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 580, 751, 754, 780, 870, 1131, 1502, 1508, 1740, 1885, 2253, 2262, 3004, 3755, 3770, 4506, 4524, 5655, 7510, 7540, 9012, 9763, 11265, 11310, 15020, 19526, 21779, 22530, 22620, 29289, 39052, 43558, 45060, 48815, 58578, 65337, 87116, 97630, 108895, 117156, 130674, 146445, 195260, 217790, 261348, 283127, 292890, 326685, 435580, 566254, 585780, 653370, 849381, 1132508, 1306740, 1415635, 1698762, 2831270, 3397524, 4246905, 5662540, 8493810, 16987620]

約数ペア:

[(1, 16987620), (2, 8493810), (3, 5662540), (4, 4246905), (5, 3397524), (6, 2831270), (10, 1698762), (12, 1415635), (13, 1306740), (15, 1132508), (20, 849381), (26, 653370), (29, 585780), (30, 566254), (39, 435580), (52, 326685), (58, 292890), (60, 283127), (65, 261348), (78, 217790), (87, 195260), (116, 146445), (130, 130674), (145, 117156), (156, 108895), (174, 97630), (195, 87116), (260, 65337), (290, 58578), (348, 48815), (377, 45060), (390, 43558), (435, 39052), (580, 29289), (751, 22620), (754, 22530), (780, 21779), (870, 19526), (1131, 15020), (1502, 11310), (1508, 11265), (1740, 9763), (1885, 9012), (2253, 7540), (2262, 7510), (3004, 5655), (3755, 4524), (3770, 4506)]