206912140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12157}}^1$

素因数の和:12226

約数の個数: 48

約数和(自身を含む): 465700032

約数和(自身を除く): 258787892

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 12157, 17020, 24314, 48628, 60785, 121570, 243140, 279611, 449809, 559222, 899618, 1118444, 1398055, 1799236, 2249045, 2796110, 4498090, 5592220, 8996180, 10345607, 20691214, 41382428, 51728035, 103456070, 206912140]

約数ペア:

[(1, 206912140), (2, 103456070), (4, 51728035), (5, 41382428), (10, 20691214), (20, 10345607), (23, 8996180), (37, 5592220), (46, 4498090), (74, 2796110), (92, 2249045), (115, 1799236), (148, 1398055), (185, 1118444), (230, 899618), (370, 559222), (460, 449809), (740, 279611), (851, 243140), (1702, 121570), (3404, 60785), (4255, 48628), (8510, 24314), (12157, 17020)]