331401820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1723}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 712494720

約数和(自身を除く): 381092900

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 163, 236, 295, 326, 590, 652, 815, 1180, 1630, 1723, 3260, 3446, 6892, 8615, 9617, 17230, 19234, 34460, 38468, 48085, 96170, 101657, 192340, 203314, 280849, 406628, 508285, 561698, 1016570, 1123396, 1404245, 2033140, 2808490, 5616980, 16570091, 33140182, 66280364, 82850455, 165700910, 331401820]

約数ペア:

[(1, 331401820), (2, 165700910), (4, 82850455), (5, 66280364), (10, 33140182), (20, 16570091), (59, 5616980), (118, 2808490), (163, 2033140), (236, 1404245), (295, 1123396), (326, 1016570), (590, 561698), (652, 508285), (815, 406628), (1180, 280849), (1630, 203314), (1723, 192340), (3260, 101657), (3446, 96170), (6892, 48085), (8615, 38468), (9617, 34460), (17230, 19234)]