2013343780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{104971}}^1$

素因数の和:105124

約数の個数: 48

約数和(自身を含む): 4867341696

約数和(自身を除く): 2853997916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 19180, 104971, 209942, 419884, 524855, 734797, 1049710, 1469594, 2099420, 2939188, 3673985, 7347970, 14381027, 14695940, 28762054, 57524108, 71905135, 100667189, 143810270, 201334378, 287620540, 402668756, 503335945, 1006671890, 2013343780]

約数ペア:

[(1, 2013343780), (2, 1006671890), (4, 503335945), (5, 402668756), (7, 287620540), (10, 201334378), (14, 143810270), (20, 100667189), (28, 71905135), (35, 57524108), (70, 28762054), (137, 14695940), (140, 14381027), (274, 7347970), (548, 3673985), (685, 2939188), (959, 2099420), (1370, 1469594), (1918, 1049710), (2740, 734797), (3836, 524855), (4795, 419884), (9590, 209942), (19180, 104971)]