1084580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 2666496

約数和(自身を除く): 1581916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 127, 140, 244, 254, 305, 427, 508, 610, 635, 854, 889, 1220, 1270, 1708, 1778, 2135, 2540, 3556, 4270, 4445, 7747, 8540, 8890, 15494, 17780, 30988, 38735, 54229, 77470, 108458, 154940, 216916, 271145, 542290, 1084580]

約数ペア:

[(1, 1084580), (2, 542290), (4, 271145), (5, 216916), (7, 154940), (10, 108458), (14, 77470), (20, 54229), (28, 38735), (35, 30988), (61, 17780), (70, 15494), (122, 8890), (127, 8540), (140, 7747), (244, 4445), (254, 4270), (305, 3556), (427, 2540), (508, 2135), (610, 1778), (635, 1708), (854, 1270), (889, 1220)]