18295400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5381}}^1$

素因数の和:5414

約数の個数: 48

約数和(自身を含む): 45047340

約数和(自身を除く): 26751940

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 5381, 10762, 21524, 26905, 43048, 53810, 91477, 107620, 134525, 182954, 215240, 269050, 365908, 457385, 538100, 731816, 914770, 1076200, 1829540, 2286925, 3659080, 4573850, 9147700, 18295400]

約数ペア:

[(1, 18295400), (2, 9147700), (4, 4573850), (5, 3659080), (8, 2286925), (10, 1829540), (17, 1076200), (20, 914770), (25, 731816), (34, 538100), (40, 457385), (50, 365908), (68, 269050), (85, 215240), (100, 182954), (136, 134525), (170, 107620), (200, 91477), (340, 53810), (425, 43048), (680, 26905), (850, 21524), (1700, 10762), (3400, 5381)]