12215920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4127}}^1$

素因数の和:4177

約数の個数: 40

約数和(自身を含む): 29176704

約数和(自身を除く): 16960784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 4127, 8254, 16508, 20635, 33016, 41270, 66032, 82540, 152699, 165080, 305398, 330160, 610796, 763495, 1221592, 1526990, 2443184, 3053980, 6107960, 12215920]

約数ペア:

[(1, 12215920), (2, 6107960), (4, 3053980), (5, 2443184), (8, 1526990), (10, 1221592), (16, 763495), (20, 610796), (37, 330160), (40, 305398), (74, 165080), (80, 152699), (148, 82540), (185, 66032), (296, 41270), (370, 33016), (592, 20635), (740, 16508), (1480, 8254), (2960, 4127)]