1719087890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1453}}^1$

素因数の和:1971

約数の個数: 64

約数和(自身を含む): 3517516800

約数和(自身を除く): 1798428910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 479, 494, 958, 1235, 1453, 2395, 2470, 2906, 4790, 6227, 7265, 9101, 12454, 14530, 18202, 18889, 27607, 31135, 37778, 45505, 55214, 62270, 91010, 94445, 118313, 138035, 188890, 236626, 276070, 358891, 591565, 695987, 717782, 1183130, 1391974, 1794455, 3479935, 3588910, 6959870, 9047831, 13223753, 18095662, 26447506, 45239155, 66118765, 90478310, 132237530, 171908789, 343817578, 859543945, 1719087890]

約数ペア:

[(1, 1719087890), (2, 859543945), (5, 343817578), (10, 171908789), (13, 132237530), (19, 90478310), (26, 66118765), (38, 45239155), (65, 26447506), (95, 18095662), (130, 13223753), (190, 9047831), (247, 6959870), (479, 3588910), (494, 3479935), (958, 1794455), (1235, 1391974), (1453, 1183130), (2395, 717782), (2470, 695987), (2906, 591565), (4790, 358891), (6227, 276070), (7265, 236626), (9101, 188890), (12454, 138035), (14530, 118313), (18202, 94445), (18889, 91010), (27607, 62270), (31135, 55214), (37778, 45505)]