1970320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 4999680

約数和(自身を除く): 3029360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2239, 4478, 8956, 11195, 17912, 22390, 24629, 35824, 44780, 49258, 89560, 98516, 123145, 179120, 197032, 246290, 394064, 492580, 985160, 1970320]

約数ペア:

[(1, 1970320), (2, 985160), (4, 492580), (5, 394064), (8, 246290), (10, 197032), (11, 179120), (16, 123145), (20, 98516), (22, 89560), (40, 49258), (44, 44780), (55, 35824), (80, 24629), (88, 22390), (110, 17912), (176, 11195), (220, 8956), (440, 4478), (880, 2239)]