55774140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3617}}^1$

素因数の和:3886

約数の個数: 48

約数和(自身を含む): 156818592

約数和(自身を除く): 101044452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3617, 3855, 5140, 7234, 7710, 10851, 14468, 15420, 18085, 21702, 36170, 43404, 54255, 72340, 108510, 217020, 929569, 1859138, 2788707, 3718276, 4647845, 5577414, 9295690, 11154828, 13943535, 18591380, 27887070, 55774140]

約数ペア:

[(1, 55774140), (2, 27887070), (3, 18591380), (4, 13943535), (5, 11154828), (6, 9295690), (10, 5577414), (12, 4647845), (15, 3718276), (20, 2788707), (30, 1859138), (60, 929569), (257, 217020), (514, 108510), (771, 72340), (1028, 54255), (1285, 43404), (1542, 36170), (2570, 21702), (3084, 18085), (3617, 15420), (3855, 14468), (5140, 10851), (7234, 7710)]