2013664180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{115861}}^1$

素因数の和:115960

約数の個数: 48

約数和(自身を含む): 4671555840

約数和(自身を除く): 2657891660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 115861, 231722, 463444, 579305, 1158610, 1274471, 2317220, 2548942, 5097884, 6372355, 9153019, 12744710, 18306038, 25489420, 36612076, 45765095, 91530190, 100683209, 183060380, 201366418, 402732836, 503416045, 1006832090, 2013664180]

約数ペア:

[(1, 2013664180), (2, 1006832090), (4, 503416045), (5, 402732836), (10, 201366418), (11, 183060380), (20, 100683209), (22, 91530190), (44, 45765095), (55, 36612076), (79, 25489420), (110, 18306038), (158, 12744710), (220, 9153019), (316, 6372355), (395, 5097884), (790, 2548942), (869, 2317220), (1580, 1274471), (1738, 1158610), (3476, 579305), (4345, 463444), (8690, 231722), (17380, 115861)]