20522930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 38430720

約数和(自身を除く): 17907790

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 277, 310, 478, 554, 1195, 1385, 2390, 2770, 7409, 8587, 14818, 17174, 37045, 42935, 66203, 74090, 85870, 132406, 331015, 662030, 2052293, 4104586, 10261465, 20522930]

約数ペア:

[(1, 20522930), (2, 10261465), (5, 4104586), (10, 2052293), (31, 662030), (62, 331015), (155, 132406), (239, 85870), (277, 74090), (310, 66203), (478, 42935), (554, 37045), (1195, 17174), (1385, 14818), (2390, 8587), (2770, 7409)]