42786920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2069}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 107308800

約数和(自身を除く): 64521880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2069, 2585, 4136, 4138, 5170, 8276, 10340, 10345, 16552, 20680, 20690, 22759, 41380, 45518, 82760, 91036, 97243, 113795, 182072, 194486, 227590, 388972, 455180, 486215, 777944, 910360, 972430, 1069673, 1944860, 2139346, 3889720, 4278692, 5348365, 8557384, 10696730, 21393460, 42786920]

約数ペア:

[(1, 42786920), (2, 21393460), (4, 10696730), (5, 8557384), (8, 5348365), (10, 4278692), (11, 3889720), (20, 2139346), (22, 1944860), (40, 1069673), (44, 972430), (47, 910360), (55, 777944), (88, 486215), (94, 455180), (110, 388972), (188, 227590), (220, 194486), (235, 182072), (376, 113795), (440, 97243), (470, 91036), (517, 82760), (940, 45518), (1034, 41380), (1880, 22759), (2068, 20690), (2069, 20680), (2585, 16552), (4136, 10345), (4138, 10340), (5170, 8276)]