201939090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{395959}}^1$

素因数の和:395986

約数の個数: 32

約数和(自身を含む): 513164160

約数和(自身を除く): 311225070

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 395959, 791918, 1187877, 1979795, 2375754, 3959590, 5939385, 6731303, 11878770, 13462606, 20193909, 33656515, 40387818, 67313030, 100969545, 201939090]

約数ペア:

[(1, 201939090), (2, 100969545), (3, 67313030), (5, 40387818), (6, 33656515), (10, 20193909), (15, 13462606), (17, 11878770), (30, 6731303), (34, 5939385), (51, 3959590), (85, 2375754), (102, 1979795), (170, 1187877), (255, 791918), (510, 395959)]