39953220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2591}}^1$

素因数の和:2860

約数の個数: 48

約数和(自身を含む): 112347648

約数和(自身を除く): 72394428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 2591, 3084, 3855, 5140, 5182, 7710, 7773, 10364, 12955, 15420, 15546, 25910, 31092, 38865, 51820, 77730, 155460, 665887, 1331774, 1997661, 2663548, 3329435, 3995322, 6658870, 7990644, 9988305, 13317740, 19976610, 39953220]

約数ペア:

[(1, 39953220), (2, 19976610), (3, 13317740), (4, 9988305), (5, 7990644), (6, 6658870), (10, 3995322), (12, 3329435), (15, 2663548), (20, 1997661), (30, 1331774), (60, 665887), (257, 155460), (514, 77730), (771, 51820), (1028, 38865), (1285, 31092), (1542, 25910), (2570, 15546), (2591, 15420), (3084, 12955), (3855, 10364), (5140, 7773), (5182, 7710)]