1829620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 4290048

約数和(自身を除く): 2460428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 227, 260, 310, 403, 454, 620, 806, 908, 1135, 1612, 2015, 2270, 2951, 4030, 4540, 5902, 7037, 8060, 11804, 14074, 14755, 28148, 29510, 35185, 59020, 70370, 91481, 140740, 182962, 365924, 457405, 914810, 1829620]

約数ペア:

[(1, 1829620), (2, 914810), (4, 457405), (5, 365924), (10, 182962), (13, 140740), (20, 91481), (26, 70370), (31, 59020), (52, 35185), (62, 29510), (65, 28148), (124, 14755), (130, 14074), (155, 11804), (227, 8060), (260, 7037), (310, 5902), (403, 4540), (454, 4030), (620, 2951), (806, 2270), (908, 2015), (1135, 1612)]