43820920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 119024640

約数和(自身を除く): 75203720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 47, 52, 55, 65, 88, 94, 104, 110, 130, 143, 163, 188, 220, 235, 260, 286, 326, 376, 440, 470, 517, 520, 572, 611, 652, 715, 815, 940, 1034, 1144, 1222, 1304, 1430, 1630, 1793, 1880, 2068, 2119, 2444, 2585, 2860, 3055, 3260, 3586, 4136, 4238, 4888, 5170, 5720, 6110, 6520, 6721, 7172, 7661, 8476, 8965, 10340, 10595, 12220, 13442, 14344, 15322, 16952, 17930, 20680, 21190, 23309, 24440, 26884, 30644, 33605, 35860, 38305, 42380, 46618, 53768, 61288, 67210, 71720, 76610, 84271, 84760, 93236, 99593, 116545, 134420, 153220, 168542, 186472, 199186, 233090, 268840, 306440, 337084, 398372, 421355, 466180, 497965, 674168, 796744, 842710, 932360, 995930, 1095523, 1685420, 1991860, 2191046, 3370840, 3983720, 4382092, 5477615, 8764184, 10955230, 21910460, 43820920]

約数ペア:

[(1, 43820920), (2, 21910460), (4, 10955230), (5, 8764184), (8, 5477615), (10, 4382092), (11, 3983720), (13, 3370840), (20, 2191046), (22, 1991860), (26, 1685420), (40, 1095523), (44, 995930), (47, 932360), (52, 842710), (55, 796744), (65, 674168), (88, 497965), (94, 466180), (104, 421355), (110, 398372), (130, 337084), (143, 306440), (163, 268840), (188, 233090), (220, 199186), (235, 186472), (260, 168542), (286, 153220), (326, 134420), (376, 116545), (440, 99593), (470, 93236), (517, 84760), (520, 84271), (572, 76610), (611, 71720), (652, 67210), (715, 61288), (815, 53768), (940, 46618), (1034, 42380), (1144, 38305), (1222, 35860), (1304, 33605), (1430, 30644), (1630, 26884), (1793, 24440), (1880, 23309), (2068, 21190), (2119, 20680), (2444, 17930), (2585, 16952), (2860, 15322), (3055, 14344), (3260, 13442), (3586, 12220), (4136, 10595), (4238, 10340), (4888, 8965), (5170, 8476), (5720, 7661), (6110, 7172), (6520, 6721)]