180072040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{95783}}^1$

素因数の和:95841

約数の個数: 32

約数和(自身を含む): 413786880

約数和(自身を除く): 233714840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 95783, 191566, 383132, 478915, 766264, 957830, 1915660, 3831320, 4501801, 9003602, 18007204, 22509005, 36014408, 45018010, 90036020, 180072040]

約数ペア:

[(1, 180072040), (2, 90036020), (4, 45018010), (5, 36014408), (8, 22509005), (10, 18007204), (20, 9003602), (40, 4501801), (47, 3831320), (94, 1915660), (188, 957830), (235, 766264), (376, 478915), (470, 383132), (940, 191566), (1880, 95783)]