387693420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{6481}}^1$

素因数の和:7490

約数の個数: 48

約数和(自身を含む): 1086798048

約数和(自身を除く): 699104628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 997, 1994, 2991, 3988, 4985, 5982, 6481, 9970, 11964, 12962, 14955, 19443, 19940, 25924, 29910, 32405, 38886, 59820, 64810, 77772, 97215, 129620, 194430, 388860, 6461557, 12923114, 19384671, 25846228, 32307785, 38769342, 64615570, 77538684, 96923355, 129231140, 193846710, 387693420]

約数ペア:

[(1, 387693420), (2, 193846710), (3, 129231140), (4, 96923355), (5, 77538684), (6, 64615570), (10, 38769342), (12, 32307785), (15, 25846228), (20, 19384671), (30, 12923114), (60, 6461557), (997, 388860), (1994, 194430), (2991, 129620), (3988, 97215), (4985, 77772), (5982, 64810), (6481, 59820), (9970, 38886), (11964, 32405), (12962, 29910), (14955, 25924), (19443, 19940)]