6947720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 10470520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 431, 520, 620, 806, 862, 1240, 1612, 1724, 2015, 2155, 3224, 3448, 4030, 4310, 5603, 8060, 8620, 11206, 13361, 16120, 17240, 22412, 26722, 28015, 44824, 53444, 56030, 66805, 106888, 112060, 133610, 173693, 224120, 267220, 347386, 534440, 694772, 868465, 1389544, 1736930, 3473860, 6947720]

約数ペア:

[(1, 6947720), (2, 3473860), (4, 1736930), (5, 1389544), (8, 868465), (10, 694772), (13, 534440), (20, 347386), (26, 267220), (31, 224120), (40, 173693), (52, 133610), (62, 112060), (65, 106888), (104, 66805), (124, 56030), (130, 53444), (155, 44824), (248, 28015), (260, 26722), (310, 22412), (403, 17240), (431, 16120), (520, 13361), (620, 11206), (806, 8620), (862, 8060), (1240, 5603), (1612, 4310), (1724, 4030), (2015, 3448), (2155, 3224)]