2080458440

素因数分解:

$2^3\times 5^1\times {\mathrm{52011461}}^1$

素因数の和:52011472

約数の個数: 16

約数和(自身を含む): 4681031580

約数和(自身を除く): 2600573140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52011461, 104022922, 208045844, 260057305, 416091688, 520114610, 1040229220, 2080458440]

約数ペア:

[(1, 2080458440), (2, 1040229220), (4, 520114610), (5, 416091688), (8, 260057305), (10, 208045844), (20, 104022922), (40, 52011461)]