2691660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 7622496

約数和(自身を除く): 4930836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 397, 452, 565, 678, 794, 1130, 1191, 1356, 1588, 1695, 1985, 2260, 2382, 3390, 3970, 4764, 5955, 6780, 7940, 11910, 23820, 44861, 89722, 134583, 179444, 224305, 269166, 448610, 538332, 672915, 897220, 1345830, 2691660]

約数ペア:

[(1, 2691660), (2, 1345830), (3, 897220), (4, 672915), (5, 538332), (6, 448610), (10, 269166), (12, 224305), (15, 179444), (20, 134583), (30, 89722), (60, 44861), (113, 23820), (226, 11910), (339, 7940), (397, 6780), (452, 5955), (565, 4764), (678, 3970), (794, 3390), (1130, 2382), (1191, 2260), (1356, 1985), (1588, 1695)]