80757420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1345957}}^1$

素因数の和:1345969

約数の個数: 24

約数和(自身を含む): 226120944

約数和(自身を除く): 145363524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1345957, 2691914, 4037871, 5383828, 6729785, 8075742, 13459570, 16151484, 20189355, 26919140, 40378710, 80757420]

約数ペア:

[(1, 80757420), (2, 40378710), (3, 26919140), (4, 20189355), (5, 16151484), (6, 13459570), (10, 8075742), (12, 6729785), (15, 5383828), (20, 4037871), (30, 2691914), (60, 1345957)]