9647480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 13162120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 79, 86, 142, 158, 172, 215, 284, 316, 344, 355, 395, 430, 568, 632, 710, 790, 860, 1420, 1580, 1720, 2840, 3053, 3160, 3397, 5609, 6106, 6794, 11218, 12212, 13588, 15265, 16985, 22436, 24424, 27176, 28045, 30530, 33970, 44872, 56090, 61060, 67940, 112180, 122120, 135880, 224360, 241187, 482374, 964748, 1205935, 1929496, 2411870, 4823740, 9647480]

約数ペア:

[(1, 9647480), (2, 4823740), (4, 2411870), (5, 1929496), (8, 1205935), (10, 964748), (20, 482374), (40, 241187), (43, 224360), (71, 135880), (79, 122120), (86, 112180), (142, 67940), (158, 61060), (172, 56090), (215, 44872), (284, 33970), (316, 30530), (344, 28045), (355, 27176), (395, 24424), (430, 22436), (568, 16985), (632, 15265), (710, 13588), (790, 12212), (860, 11218), (1420, 6794), (1580, 6106), (1720, 5609), (2840, 3397), (3053, 3160)]