17791740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1019}}^1$

素因数の和:1131

約数の個数: 72

約数和(自身を含む): 54578160

約数和(自身を除く): 36786420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1019, 1164, 1455, 1746, 1940, 2038, 2910, 3057, 3492, 4076, 4365, 5095, 5820, 6114, 8730, 9171, 10190, 12228, 15285, 17460, 18342, 20380, 30570, 36684, 45855, 61140, 91710, 98843, 183420, 197686, 296529, 395372, 494215, 593058, 889587, 988430, 1186116, 1482645, 1779174, 1976860, 2965290, 3558348, 4447935, 5930580, 8895870, 17791740]

約数ペア:

[(1, 17791740), (2, 8895870), (3, 5930580), (4, 4447935), (5, 3558348), (6, 2965290), (9, 1976860), (10, 1779174), (12, 1482645), (15, 1186116), (18, 988430), (20, 889587), (30, 593058), (36, 494215), (45, 395372), (60, 296529), (90, 197686), (97, 183420), (180, 98843), (194, 91710), (291, 61140), (388, 45855), (485, 36684), (582, 30570), (873, 20380), (970, 18342), (1019, 17460), (1164, 15285), (1455, 12228), (1746, 10190), (1940, 9171), (2038, 8730), (2910, 6114), (3057, 5820), (3492, 5095), (4076, 4365)]