9712020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 27393408

約数和(自身を除く): 17681388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1031, 1570, 1884, 2062, 2355, 3093, 3140, 4124, 4710, 5155, 6186, 9420, 10310, 12372, 15465, 20620, 30930, 61860, 161867, 323734, 485601, 647468, 809335, 971202, 1618670, 1942404, 2428005, 3237340, 4856010, 9712020]

約数ペア:

[(1, 9712020), (2, 4856010), (3, 3237340), (4, 2428005), (5, 1942404), (6, 1618670), (10, 971202), (12, 809335), (15, 647468), (20, 485601), (30, 323734), (60, 161867), (157, 61860), (314, 30930), (471, 20620), (628, 15465), (785, 12372), (942, 10310), (1031, 9420), (1570, 6186), (1884, 5155), (2062, 4710), (2355, 4124), (3093, 3140)]