23208770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 46801152

約数和(自身を除く): 23592382

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 443, 806, 845, 886, 1690, 2015, 2215, 4030, 4430, 5239, 5759, 10478, 11518, 13733, 26195, 27466, 28795, 52390, 57590, 68665, 74867, 137330, 149734, 178529, 357058, 374335, 748670, 892645, 1785290, 2320877, 4641754, 11604385, 23208770]

約数ペア:

[(1, 23208770), (2, 11604385), (5, 4641754), (10, 2320877), (13, 1785290), (26, 892645), (31, 748670), (62, 374335), (65, 357058), (130, 178529), (155, 149734), (169, 137330), (310, 74867), (338, 68665), (403, 57590), (443, 52390), (806, 28795), (845, 27466), (886, 26195), (1690, 13733), (2015, 11518), (2215, 10478), (4030, 5759), (4430, 5239)]