61613620

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4993}}^1$

素因数の和:5619

約数の個数: 24

約数和(自身を含む): 129624264

約数和(自身を除く): 68010644

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 4993, 6170, 9986, 12340, 19972, 24965, 49930, 99860, 3080681, 6161362, 12322724, 15403405, 30806810, 61613620]

約数ペア:

[(1, 61613620), (2, 30806810), (4, 15403405), (5, 12322724), (10, 6161362), (20, 3080681), (617, 99860), (1234, 49930), (2468, 24965), (3085, 19972), (4993, 12340), (6170, 9986)]