20220949840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2777603}}^1$

素因数の和:2777636

約数の個数: 80

約数和(自身を含む): 57863046528

約数和(自身を除く): 37642096688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 2777603, 5555206, 11110412, 13888015, 19443221, 22220824, 27776030, 36108839, 38886442, 44441648, 55552060, 72217678, 77772884, 97216105, 111104120, 144435356, 155545768, 180544195, 194432210, 222208240, 252761873, 288870712, 311091536, 361088390, 388864420, 505523746, 577741424, 722176780, 777728840, 1011047492, 1263809365, 1444353560, 1555457680, 2022094984, 2527618730, 2888707120, 4044189968, 5055237460, 10110474920, 20220949840]

約数ペア:

[(1, 20220949840), (2, 10110474920), (4, 5055237460), (5, 4044189968), (7, 2888707120), (8, 2527618730), (10, 2022094984), (13, 1555457680), (14, 1444353560), (16, 1263809365), (20, 1011047492), (26, 777728840), (28, 722176780), (35, 577741424), (40, 505523746), (52, 388864420), (56, 361088390), (65, 311091536), (70, 288870712), (80, 252761873), (91, 222208240), (104, 194432210), (112, 180544195), (130, 155545768), (140, 144435356), (182, 111104120), (208, 97216105), (260, 77772884), (280, 72217678), (364, 55552060), (455, 44441648), (520, 38886442), (560, 36108839), (728, 27776030), (910, 22220824), (1040, 19443221), (1456, 13888015), (1820, 11110412), (3640, 5555206), (7280, 2777603)]