28564757480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102016991}}^1$

素因数の和:102017009

約数の個数: 32

約数和(自身を含む): 73452234240

約数和(自身を除く): 44887476760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102016991, 204033982, 408067964, 510084955, 714118937, 816135928, 1020169910, 1428237874, 2040339820, 2856475748, 3570594685, 4080679640, 5712951496, 7141189370, 14282378740, 28564757480]

約数ペア:

[(1, 28564757480), (2, 14282378740), (4, 7141189370), (5, 5712951496), (7, 4080679640), (8, 3570594685), (10, 2856475748), (14, 2040339820), (20, 1428237874), (28, 1020169910), (35, 816135928), (40, 714118937), (56, 510084955), (70, 408067964), (140, 204033982), (280, 102016991)]