12042320

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1503

約数の個数: 40

約数和(自身を含む): 28275720

約数和(自身を除く): 16233400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1381, 1744, 2180, 2762, 4360, 5524, 6905, 8720, 11048, 13810, 22096, 27620, 55240, 110480, 150529, 301058, 602116, 752645, 1204232, 1505290, 2408464, 3010580, 6021160, 12042320]

約数ペア:

[(1, 12042320), (2, 6021160), (4, 3010580), (5, 2408464), (8, 1505290), (10, 1204232), (16, 752645), (20, 602116), (40, 301058), (80, 150529), (109, 110480), (218, 55240), (436, 27620), (545, 22096), (872, 13810), (1090, 11048), (1381, 8720), (1744, 6905), (2180, 5524), (2762, 4360)]