54789804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2221}}^1\times {\mathrm{176207}}^1$

素因数の和:178444

約数の個数: 48

約数和(自身を含む): 131555483136

約数和(自身を除く): 76765678556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2221, 4442, 8884, 11105, 15547, 22210, 31094, 44420, 62188, 77735, 155470, 176207, 310940, 352414, 704828, 881035, 1233449, 1762070, 2466898, 3524140, 4933796, 6167245, 12334490, 24668980, 391355747, 782711494, 1565422988, 1956778735, 2739490229, 3913557470, 5478980458, 7827114940, 10957960916, 13697451145, 27394902290, 54789804580]

約数ペア:

[(1, 54789804580), (2, 27394902290), (4, 13697451145), (5, 10957960916), (7, 7827114940), (10, 5478980458), (14, 3913557470), (20, 2739490229), (28, 1956778735), (35, 1565422988), (70, 782711494), (140, 391355747), (2221, 24668980), (4442, 12334490), (8884, 6167245), (11105, 4933796), (15547, 3524140), (22210, 2466898), (31094, 1762070), (44420, 1233449), (62188, 881035), (77735, 704828), (155470, 352414), (176207, 310940)]