140688560

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{10789}}^1$

素因数の和:10965

約数の個数: 40

約数和(自身を含む): 329138160

約数和(自身を除く): 188449600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 10789, 13040, 21578, 43156, 53945, 86312, 107890, 172624, 215780, 431560, 863120, 1758607, 3517214, 7034428, 8793035, 14068856, 17586070, 28137712, 35172140, 70344280, 140688560]

約数ペア:

[(1, 140688560), (2, 70344280), (4, 35172140), (5, 28137712), (8, 17586070), (10, 14068856), (16, 8793035), (20, 7034428), (40, 3517214), (80, 1758607), (163, 863120), (326, 431560), (652, 215780), (815, 172624), (1304, 107890), (1630, 86312), (2608, 53945), (3260, 43156), (6520, 21578), (10789, 13040)]