27990660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1039}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 78624000

約数和(自身を除く): 50633340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 898, 1039, 1347, 1796, 2078, 2245, 2694, 3117, 4156, 4490, 5195, 5388, 6234, 6735, 8980, 10390, 12468, 13470, 15585, 20780, 26940, 31170, 62340, 466511, 933022, 1399533, 1866044, 2332555, 2799066, 4665110, 5598132, 6997665, 9330220, 13995330, 27990660]

約数ペア:

[(1, 27990660), (2, 13995330), (3, 9330220), (4, 6997665), (5, 5598132), (6, 4665110), (10, 2799066), (12, 2332555), (15, 1866044), (20, 1399533), (30, 933022), (60, 466511), (449, 62340), (898, 31170), (1039, 26940), (1347, 20780), (1796, 15585), (2078, 13470), (2245, 12468), (2694, 10390), (3117, 8980), (4156, 6735), (4490, 6234), (5195, 5388)]