139269560

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{18229}}^1$

素因数の和:18431

約数の個数: 32

約数和(自身を含む): 315014400

約数和(自身を除く): 175744840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 18229, 36458, 72916, 91145, 145832, 182290, 364580, 729160, 3481739, 6963478, 13926956, 17408695, 27853912, 34817390, 69634780, 139269560]

約数ペア:

[(1, 139269560), (2, 69634780), (4, 34817390), (5, 27853912), (8, 17408695), (10, 13926956), (20, 6963478), (40, 3481739), (191, 729160), (382, 364580), (764, 182290), (955, 145832), (1528, 91145), (1910, 72916), (3820, 36458), (7640, 18229)]