648060310

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{21227}}^1$

素因数の和:21348

約数の個数: 32

約数和(自身を含む): 1210505472

約数和(自身を除く): 562445162

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 710, 3053, 6106, 15265, 21227, 30530, 42454, 106135, 212270, 912761, 1507117, 1825522, 3014234, 4563805, 7535585, 9127610, 15071170, 64806031, 129612062, 324030155, 648060310]

約数ペア:

[(1, 648060310), (2, 324030155), (5, 129612062), (10, 64806031), (43, 15071170), (71, 9127610), (86, 7535585), (142, 4563805), (215, 3014234), (355, 1825522), (430, 1507117), (710, 912761), (3053, 212270), (6106, 106135), (15265, 42454), (21227, 30530)]