201774940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2389}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 438459840

約数和(自身を除く): 236684900

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 820, 1030, 2060, 2389, 4223, 4778, 8446, 9556, 11945, 16892, 21115, 23890, 42230, 47780, 84460, 97949, 195898, 246067, 391796, 489745, 492134, 979490, 984268, 1230335, 1958980, 2460670, 4921340, 10088747, 20177494, 40354988, 50443735, 100887470, 201774940]

約数ペア:

[(1, 201774940), (2, 100887470), (4, 50443735), (5, 40354988), (10, 20177494), (20, 10088747), (41, 4921340), (82, 2460670), (103, 1958980), (164, 1230335), (205, 984268), (206, 979490), (410, 492134), (412, 489745), (515, 391796), (820, 246067), (1030, 195898), (2060, 97949), (2389, 84460), (4223, 47780), (4778, 42230), (8446, 23890), (9556, 21115), (11945, 16892)]