2871519740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{11689}}^1$

素因数の和:11942

約数の個数: 48

約数和(自身を含む): 6150997440

約数和(自身を除く): 3279477700

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 173, 284, 346, 355, 692, 710, 865, 1420, 1730, 3460, 11689, 12283, 23378, 24566, 46756, 49132, 58445, 61415, 116890, 122830, 233780, 245660, 829919, 1659838, 2022197, 3319676, 4044394, 4149595, 8088788, 8299190, 10110985, 16598380, 20221970, 40443940, 143575987, 287151974, 574303948, 717879935, 1435759870, 2871519740]

約数ペア:

[(1, 2871519740), (2, 1435759870), (4, 717879935), (5, 574303948), (10, 287151974), (20, 143575987), (71, 40443940), (142, 20221970), (173, 16598380), (284, 10110985), (346, 8299190), (355, 8088788), (692, 4149595), (710, 4044394), (865, 3319676), (1420, 2022197), (1730, 1659838), (3460, 829919), (11689, 245660), (12283, 233780), (23378, 122830), (24566, 116890), (46756, 61415), (49132, 58445)]