258568420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{4243}}^1$

素因数の和:4540

約数の個数: 48

約数和(自身を含む): 594635328

約数和(自身を除く): 336066908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 1108, 1385, 2770, 3047, 4243, 5540, 6094, 8486, 12188, 15235, 16972, 21215, 30470, 42430, 46673, 60940, 84860, 93346, 186692, 233365, 466730, 933460, 1175311, 2350622, 4701244, 5876555, 11753110, 12928421, 23506220, 25856842, 51713684, 64642105, 129284210, 258568420]

約数ペア:

[(1, 258568420), (2, 129284210), (4, 64642105), (5, 51713684), (10, 25856842), (11, 23506220), (20, 12928421), (22, 11753110), (44, 5876555), (55, 4701244), (110, 2350622), (220, 1175311), (277, 933460), (554, 466730), (1108, 233365), (1385, 186692), (2770, 93346), (3047, 84860), (4243, 60940), (5540, 46673), (6094, 42430), (8486, 30470), (12188, 21215), (15235, 16972)]