127790147980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1386311}}^1$

素因数の和:1386750

約数の個数: 48

約数和(自身を含む): 293454524160

約数和(自身を除く): 165664376180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 1676, 2095, 4190, 4609, 8380, 9218, 18436, 23045, 46090, 92180, 1386311, 2772622, 5545244, 6931555, 13863110, 15249421, 27726220, 30498842, 60997684, 76247105, 152494210, 304988420, 580864309, 1161728618, 2323457236, 2904321545, 5808643090, 6389507399, 11617286180, 12779014798, 25558029596, 31947536995, 63895073990, 127790147980]

約数ペア:

[(1, 127790147980), (2, 63895073990), (4, 31947536995), (5, 25558029596), (10, 12779014798), (11, 11617286180), (20, 6389507399), (22, 5808643090), (44, 2904321545), (55, 2323457236), (110, 1161728618), (220, 580864309), (419, 304988420), (838, 152494210), (1676, 76247105), (2095, 60997684), (4190, 30498842), (4609, 27726220), (8380, 15249421), (9218, 13863110), (18436, 6931555), (23045, 5545244), (46090, 2772622), (92180, 1386311)]