169695560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{38921}}^1$

素因数の和:39041

約数の個数: 32

約数和(自身を含む): 385327800

約数和(自身を除く): 215632240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 38921, 77842, 155684, 194605, 311368, 389210, 778420, 1556840, 4242389, 8484778, 16969556, 21211945, 33939112, 42423890, 84847780, 169695560]

約数ペア:

[(1, 169695560), (2, 84847780), (4, 42423890), (5, 33939112), (8, 21211945), (10, 16969556), (20, 8484778), (40, 4242389), (109, 1556840), (218, 778420), (436, 389210), (545, 311368), (872, 194605), (1090, 155684), (2180, 77842), (4360, 38921)]