199535140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1425251}}^1$

素因数の和:1425267

約数の個数: 24

約数和(自身を含む): 478884672

約数和(自身を除く): 279349532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1425251, 2850502, 5701004, 7126255, 9976757, 14252510, 19953514, 28505020, 39907028, 49883785, 99767570, 199535140]

約数ペア:

[(1, 199535140), (2, 99767570), (4, 49883785), (5, 39907028), (7, 28505020), (10, 19953514), (14, 14252510), (20, 9976757), (28, 7126255), (35, 5701004), (70, 2850502), (140, 1425251)]