171760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 424080

約数和(自身を除く): 252320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 452, 565, 760, 904, 1130, 1520, 1808, 2147, 2260, 4294, 4520, 8588, 9040, 10735, 17176, 21470, 34352, 42940, 85880, 171760]

約数ペア:

[(1, 171760), (2, 85880), (4, 42940), (5, 34352), (8, 21470), (10, 17176), (16, 10735), (19, 9040), (20, 8588), (38, 4520), (40, 4294), (76, 2260), (80, 2147), (95, 1808), (113, 1520), (152, 1130), (190, 904), (226, 760), (304, 565), (380, 452)]