204030460

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{11821}}^1$

素因数の和:12693

約数の個数: 24

約数和(自身を含む): 428996736

約数和(自身を除く): 224966276

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8630, 11821, 17260, 23642, 47284, 59105, 118210, 236420, 10201523, 20403046, 40806092, 51007615, 102015230, 204030460]

約数ペア:

[(1, 204030460), (2, 102015230), (4, 51007615), (5, 40806092), (10, 20403046), (20, 10201523), (863, 236420), (1726, 118210), (3452, 59105), (4315, 47284), (8630, 23642), (11821, 17260)]