20074414840

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1063}}^1\times {\mathrm{2729}}^1$

素因数の和:3976

約数の個数: 64

約数和(自身を含む): 45487915200

約数和(自身を除く): 25413500360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1063, 1384, 1730, 2126, 2729, 3460, 4252, 5315, 5458, 6920, 8504, 10630, 10916, 13645, 21260, 21832, 27290, 42520, 54580, 109160, 183899, 367798, 472117, 735596, 919495, 944234, 1471192, 1838990, 1888468, 2360585, 2900927, 3677980, 3776936, 4721170, 5801854, 7355960, 9442340, 11603708, 14504635, 18884680, 23207416, 29009270, 58018540, 116037080, 501860371, 1003720742, 2007441484, 2509301855, 4014882968, 5018603710, 10037207420, 20074414840]

約数ペア:

[(1, 20074414840), (2, 10037207420), (4, 5018603710), (5, 4014882968), (8, 2509301855), (10, 2007441484), (20, 1003720742), (40, 501860371), (173, 116037080), (346, 58018540), (692, 29009270), (865, 23207416), (1063, 18884680), (1384, 14504635), (1730, 11603708), (2126, 9442340), (2729, 7355960), (3460, 5801854), (4252, 4721170), (5315, 3776936), (5458, 3677980), (6920, 2900927), (8504, 2360585), (10630, 1888468), (10916, 1838990), (13645, 1471192), (21260, 944234), (21832, 919495), (27290, 735596), (42520, 472117), (54580, 367798), (109160, 183899)]