2126995420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{15619}}^1$

素因数の和:16258

約数の個数: 48

約数和(自身を含む): 4880937600

約数和(自身を除く): 2753942180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 619, 1238, 2476, 3095, 6190, 6809, 12380, 13618, 15619, 27236, 31238, 34045, 62476, 68090, 78095, 136180, 156190, 171809, 312380, 343618, 687236, 859045, 1718090, 3436180, 9668161, 19336322, 38672644, 48340805, 96681610, 106349771, 193363220, 212699542, 425399084, 531748855, 1063497710, 2126995420]

約数ペア:

[(1, 2126995420), (2, 1063497710), (4, 531748855), (5, 425399084), (10, 212699542), (11, 193363220), (20, 106349771), (22, 96681610), (44, 48340805), (55, 38672644), (110, 19336322), (220, 9668161), (619, 3436180), (1238, 1718090), (2476, 859045), (3095, 687236), (6190, 343618), (6809, 312380), (12380, 171809), (13618, 156190), (15619, 136180), (27236, 78095), (31238, 68090), (34045, 62476)]