620378604

素因数分解:

$2^2\times 3^2\times {\mathrm{2221}}^1\times {\mathrm{7759}}^1$

素因数の和:9990

約数の個数: 36

約数和(自身を含む): 1569087520

約数和(自身を除く): 948708916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2221, 4442, 6663, 7759, 8884, 13326, 15518, 19989, 23277, 26652, 31036, 39978, 46554, 69831, 79956, 93108, 139662, 279324, 17232739, 34465478, 51698217, 68930956, 103396434, 155094651, 206792868, 310189302, 620378604]

約数ペア:

[(1, 620378604), (2, 310189302), (3, 206792868), (4, 155094651), (6, 103396434), (9, 68930956), (12, 51698217), (18, 34465478), (36, 17232739), (2221, 279324), (4442, 139662), (6663, 93108), (7759, 79956), (8884, 69831), (13326, 46554), (15518, 39978), (19989, 31036), (23277, 26652)]