122953520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90407}}^1$

素因数の和:90437

約数の個数: 40

約数和(自身を含む): 302685984

約数和(自身を除く): 179732464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 90407, 180814, 361628, 452035, 723256, 904070, 1446512, 1536919, 1808140, 3073838, 3616280, 6147676, 7232560, 7684595, 12295352, 15369190, 24590704, 30738380, 61476760, 122953520]

約数ペア:

[(1, 122953520), (2, 61476760), (4, 30738380), (5, 24590704), (8, 15369190), (10, 12295352), (16, 7684595), (17, 7232560), (20, 6147676), (34, 3616280), (40, 3073838), (68, 1808140), (80, 1536919), (85, 1446512), (136, 904070), (170, 723256), (272, 452035), (340, 361628), (680, 180814), (1360, 90407)]