201895240

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{3547}}^1$

素因数の和:4981

約数の個数: 32

約数和(自身を含む): 454711680

約数和(自身を除く): 252816440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 2846, 3547, 5692, 7094, 7115, 11384, 14188, 14230, 17735, 28376, 28460, 35470, 56920, 70940, 141880, 5047381, 10094762, 20189524, 25236905, 40379048, 50473810, 100947620, 201895240]

約数ペア:

[(1, 201895240), (2, 100947620), (4, 50473810), (5, 40379048), (8, 25236905), (10, 20189524), (20, 10094762), (40, 5047381), (1423, 141880), (2846, 70940), (3547, 56920), (5692, 35470), (7094, 28460), (7115, 28376), (11384, 17735), (14188, 14230)]