2961020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 6689088

約数和(自身を除く): 3728068

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 157, 164, 205, 230, 314, 410, 460, 628, 785, 820, 943, 1570, 1886, 3140, 3611, 3772, 4715, 6437, 7222, 9430, 12874, 14444, 18055, 18860, 25748, 32185, 36110, 64370, 72220, 128740, 148051, 296102, 592204, 740255, 1480510, 2961020]

約数ペア:

[(1, 2961020), (2, 1480510), (4, 740255), (5, 592204), (10, 296102), (20, 148051), (23, 128740), (41, 72220), (46, 64370), (82, 36110), (92, 32185), (115, 25748), (157, 18860), (164, 18055), (205, 14444), (230, 12874), (314, 9430), (410, 7222), (460, 6437), (628, 4715), (785, 3772), (820, 3611), (943, 3140), (1570, 1886)]