7265180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27943}}^1$

素因数の和:27965

約数の個数: 24

約数和(自身を含む): 16431072

約数和(自身を除く): 9165892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27943, 55886, 111772, 139715, 279430, 363259, 558860, 726518, 1453036, 1816295, 3632590, 7265180]

約数ペア:

[(1, 7265180), (2, 3632590), (4, 1816295), (5, 1453036), (10, 726518), (13, 558860), (20, 363259), (26, 279430), (52, 139715), (65, 111772), (130, 55886), (260, 27943)]