7480460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28771}}^1$

素因数の和:28793

約数の個数: 24

約数和(自身を含む): 16917936

約数和(自身を除く): 9437476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28771, 57542, 115084, 143855, 287710, 374023, 575420, 748046, 1496092, 1870115, 3740230, 7480460]

約数ペア:

[(1, 7480460), (2, 3740230), (4, 1870115), (5, 1496092), (10, 748046), (13, 575420), (20, 374023), (26, 287710), (52, 143855), (65, 115084), (130, 57542), (260, 28771)]