2018954940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{21419}}^1$

素因数の和:23002

約数の個数: 48

約数和(自身を含む): 5656936320

約数和(自身を除く): 3637981380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1571, 3142, 4713, 6284, 7855, 9426, 15710, 18852, 21419, 23565, 31420, 42838, 47130, 64257, 85676, 94260, 107095, 128514, 214190, 257028, 321285, 428380, 642570, 1285140, 33649249, 67298498, 100947747, 134596996, 168246245, 201895494, 336492490, 403790988, 504738735, 672984980, 1009477470, 2018954940]

約数ペア:

[(1, 2018954940), (2, 1009477470), (3, 672984980), (4, 504738735), (5, 403790988), (6, 336492490), (10, 201895494), (12, 168246245), (15, 134596996), (20, 100947747), (30, 67298498), (60, 33649249), (1571, 1285140), (3142, 642570), (4713, 428380), (6284, 321285), (7855, 257028), (9426, 214190), (15710, 128514), (18852, 107095), (21419, 94260), (23565, 85676), (31420, 64257), (42838, 47130)]