8440290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:695

約数の個数: 48

約数和(自身を含む): 22104576

約数和(自身を除く): 13664286

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 491, 573, 955, 982, 1146, 1473, 1719, 1910, 2455, 2865, 2946, 3438, 4419, 4910, 5730, 7365, 8595, 8838, 14730, 17190, 22095, 44190, 93781, 187562, 281343, 468905, 562686, 844029, 937810, 1406715, 1688058, 2813430, 4220145, 8440290]

約数ペア:

[(1, 8440290), (2, 4220145), (3, 2813430), (5, 1688058), (6, 1406715), (9, 937810), (10, 844029), (15, 562686), (18, 468905), (30, 281343), (45, 187562), (90, 93781), (191, 44190), (382, 22095), (491, 17190), (573, 14730), (955, 8838), (982, 8595), (1146, 7365), (1473, 5730), (1719, 4910), (1910, 4419), (2455, 3438), (2865, 2946)]