19617720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163481}}^1$

素因数の和:163495

約数の個数: 32

約数和(自身を含む): 58853520

約数和(自身を除く): 39235800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163481, 326962, 490443, 653924, 817405, 980886, 1307848, 1634810, 1961772, 2452215, 3269620, 3923544, 4904430, 6539240, 9808860, 19617720]

約数ペア:

[(1, 19617720), (2, 9808860), (3, 6539240), (4, 4904430), (5, 3923544), (6, 3269620), (8, 2452215), (10, 1961772), (12, 1634810), (15, 1307848), (20, 980886), (24, 817405), (30, 653924), (40, 490443), (60, 326962), (120, 163481)]