2111391760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{2393}}^1$

素因数の和:2716

約数の個数: 80

約数和(自身を含む): 5049520560

約数和(自身を除く): 2938128800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 269, 328, 410, 538, 656, 820, 1076, 1345, 1640, 2152, 2393, 2690, 3280, 4304, 4786, 5380, 9572, 10760, 11029, 11965, 19144, 21520, 22058, 23930, 38288, 44116, 47860, 55145, 88232, 95720, 98113, 110290, 176464, 191440, 196226, 220580, 392452, 441160, 490565, 643717, 784904, 882320, 981130, 1287434, 1569808, 1962260, 2574868, 3218585, 3924520, 5149736, 6437170, 7849040, 10299472, 12874340, 25748680, 26392397, 51497360, 52784794, 105569588, 131961985, 211139176, 263923970, 422278352, 527847940, 1055695880, 2111391760]

約数ペア:

[(1, 2111391760), (2, 1055695880), (4, 527847940), (5, 422278352), (8, 263923970), (10, 211139176), (16, 131961985), (20, 105569588), (40, 52784794), (41, 51497360), (80, 26392397), (82, 25748680), (164, 12874340), (205, 10299472), (269, 7849040), (328, 6437170), (410, 5149736), (538, 3924520), (656, 3218585), (820, 2574868), (1076, 1962260), (1345, 1569808), (1640, 1287434), (2152, 981130), (2393, 882320), (2690, 784904), (3280, 643717), (4304, 490565), (4786, 441160), (5380, 392452), (9572, 220580), (10760, 196226), (11029, 191440), (11965, 176464), (19144, 110290), (21520, 98113), (22058, 95720), (23930, 88232), (38288, 55145), (44116, 47860)]