5515240

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 12496680

約数和(自身を除く): 6981440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 797, 865, 1384, 1594, 1730, 3188, 3460, 3985, 6376, 6920, 7970, 15940, 31880, 137881, 275762, 551524, 689405, 1103048, 1378810, 2757620, 5515240]

約数ペア:

[(1, 5515240), (2, 2757620), (4, 1378810), (5, 1103048), (8, 689405), (10, 551524), (20, 275762), (40, 137881), (173, 31880), (346, 15940), (692, 7970), (797, 6920), (865, 6376), (1384, 3985), (1594, 3460), (1730, 3188)]