20807610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1783}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 50094720

約数和(自身を除く): 29287110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1783, 1945, 2334, 3566, 3890, 5349, 5835, 8915, 10698, 11670, 17830, 26745, 53490, 693587, 1387174, 2080761, 3467935, 4161522, 6935870, 10403805, 20807610]

約数ペア:

[(1, 20807610), (2, 10403805), (3, 6935870), (5, 4161522), (6, 3467935), (10, 2080761), (15, 1387174), (30, 693587), (389, 53490), (778, 26745), (1167, 17830), (1783, 11670), (1945, 10698), (2334, 8915), (3566, 5835), (3890, 5349)]