123138640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53077}}^1$

素因数の和:53119

約数の個数: 40

約数和(自身を含む): 296175240

約数和(自身を除く): 173036600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 53077, 106154, 212308, 265385, 424616, 530770, 849232, 1061540, 1539233, 2123080, 3078466, 4246160, 6156932, 7696165, 12313864, 15392330, 24627728, 30784660, 61569320, 123138640]

約数ペア:

[(1, 123138640), (2, 61569320), (4, 30784660), (5, 24627728), (8, 15392330), (10, 12313864), (16, 7696165), (20, 6156932), (29, 4246160), (40, 3078466), (58, 2123080), (80, 1539233), (116, 1061540), (145, 849232), (232, 530770), (290, 424616), (464, 265385), (580, 212308), (1160, 106154), (2320, 53077)]