17223220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2920

約数の個数: 48

約数和(自身を含む): 42311808

約数和(自身を除く): 25088588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2861, 3010, 5722, 6020, 11444, 14305, 20027, 28610, 40054, 57220, 80108, 100135, 123023, 200270, 246046, 400540, 492092, 615115, 861161, 1230230, 1722322, 2460460, 3444644, 4305805, 8611610, 17223220]

約数ペア:

[(1, 17223220), (2, 8611610), (4, 4305805), (5, 3444644), (7, 2460460), (10, 1722322), (14, 1230230), (20, 861161), (28, 615115), (35, 492092), (43, 400540), (70, 246046), (86, 200270), (140, 123023), (172, 100135), (215, 80108), (301, 57220), (430, 40054), (602, 28610), (860, 20027), (1204, 14305), (1505, 11444), (2861, 6020), (3010, 5722)]