1240565540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{2683}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 2655871680

約数和(自身を除く): 1415306140

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 379, 610, 758, 1220, 1516, 1895, 2683, 3790, 5366, 7580, 10732, 13415, 23119, 26830, 46238, 53660, 92476, 115595, 163663, 231190, 327326, 462380, 654652, 818315, 1016857, 1636630, 2033714, 3273260, 4067428, 5084285, 10168570, 20337140, 62028277, 124056554, 248113108, 310141385, 620282770, 1240565540]

約数ペア:

[(1, 1240565540), (2, 620282770), (4, 310141385), (5, 248113108), (10, 124056554), (20, 62028277), (61, 20337140), (122, 10168570), (244, 5084285), (305, 4067428), (379, 3273260), (610, 2033714), (758, 1636630), (1220, 1016857), (1516, 818315), (1895, 654652), (2683, 462380), (3790, 327326), (5366, 231190), (7580, 163663), (10732, 115595), (13415, 92476), (23119, 53660), (26830, 46238)]