52978780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37309}}^1$

素因数の和:37389

約数の個数: 24

約数和(自身を含む): 112825440

約数和(自身を除く): 59846660

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 37309, 74618, 149236, 186545, 373090, 746180, 2648939, 5297878, 10595756, 13244695, 26489390, 52978780]

約数ペア:

[(1, 52978780), (2, 26489390), (4, 13244695), (5, 10595756), (10, 5297878), (20, 2648939), (71, 746180), (142, 373090), (284, 186545), (355, 149236), (710, 74618), (1420, 37309)]