201408740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40771}}^1$

素因数の和:40812

約数の個数: 48

約数和(自身を含む): 479478720

約数和(自身を除く): 278069980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 40771, 81542, 163084, 203855, 407710, 530023, 774649, 815420, 1060046, 1549298, 2120092, 2650115, 3098596, 3873245, 5300230, 7746490, 10070437, 10600460, 15492980, 20140874, 40281748, 50352185, 100704370, 201408740]

約数ペア:

[(1, 201408740), (2, 100704370), (4, 50352185), (5, 40281748), (10, 20140874), (13, 15492980), (19, 10600460), (20, 10070437), (26, 7746490), (38, 5300230), (52, 3873245), (65, 3098596), (76, 2650115), (95, 2120092), (130, 1549298), (190, 1060046), (247, 815420), (260, 774649), (380, 530023), (494, 407710), (988, 203855), (1235, 163084), (2470, 81542), (4940, 40771)]