20120910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{827}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 48408192

約数和(自身を除く): 28287282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 811, 827, 1622, 1654, 2433, 2481, 4055, 4135, 4866, 4962, 8110, 8270, 12165, 12405, 24330, 24810, 670697, 1341394, 2012091, 3353485, 4024182, 6706970, 10060455, 20120910]

約数ペア:

[(1, 20120910), (2, 10060455), (3, 6706970), (5, 4024182), (6, 3353485), (10, 2012091), (15, 1341394), (30, 670697), (811, 24810), (827, 24330), (1622, 12405), (1654, 12165), (2433, 8270), (2481, 8110), (4055, 4962), (4135, 4866)]