122710820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1471}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 266585088

約数和(自身を除く): 143874268

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 172, 194, 215, 388, 430, 485, 860, 970, 1471, 1940, 2942, 4171, 5884, 7355, 8342, 14710, 16684, 20855, 29420, 41710, 63253, 83420, 126506, 142687, 253012, 285374, 316265, 570748, 632530, 713435, 1265060, 1426870, 2853740, 6135541, 12271082, 24542164, 30677705, 61355410, 122710820]

約数ペア:

[(1, 122710820), (2, 61355410), (4, 30677705), (5, 24542164), (10, 12271082), (20, 6135541), (43, 2853740), (86, 1426870), (97, 1265060), (172, 713435), (194, 632530), (215, 570748), (388, 316265), (430, 285374), (485, 253012), (860, 142687), (970, 126506), (1471, 83420), (1940, 63253), (2942, 41710), (4171, 29420), (5884, 20855), (7355, 16684), (8342, 14710)]