222780920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{327619}}^1$

素因数の和:327647

約数の個数: 32

約数和(自身を含む): 530744400

約数和(自身を除く): 307963480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 327619, 655238, 1310476, 1638095, 2620952, 3276190, 5569523, 6552380, 11139046, 13104760, 22278092, 27847615, 44556184, 55695230, 111390460, 222780920]

約数ペア:

[(1, 222780920), (2, 111390460), (4, 55695230), (5, 44556184), (8, 27847615), (10, 22278092), (17, 13104760), (20, 11139046), (34, 6552380), (40, 5569523), (68, 3276190), (85, 2620952), (136, 1638095), (170, 1310476), (340, 655238), (680, 327619)]