16520432820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{565381}}^1$

素因数の和:565880

約数の個数: 48

約数和(自身を含む): 46352277888

約数和(自身を除く): 29831845068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2435, 2922, 4870, 5844, 7305, 9740, 14610, 29220, 565381, 1130762, 1696143, 2261524, 2826905, 3392286, 5653810, 6784572, 8480715, 11307620, 16961430, 33922860, 275340547, 550681094, 826021641, 1101362188, 1376702735, 1652043282, 2753405470, 3304086564, 4130108205, 5506810940, 8260216410, 16520432820]

約数ペア:

[(1, 16520432820), (2, 8260216410), (3, 5506810940), (4, 4130108205), (5, 3304086564), (6, 2753405470), (10, 1652043282), (12, 1376702735), (15, 1101362188), (20, 826021641), (30, 550681094), (60, 275340547), (487, 33922860), (974, 16961430), (1461, 11307620), (1948, 8480715), (2435, 6784572), (2922, 5653810), (4870, 3392286), (5844, 2826905), (7305, 2261524), (9740, 1696143), (14610, 1130762), (29220, 565381)]