1237974320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1406789}}^1$

素因数の和:1406813

約数の個数: 40

約数和(自身を含む): 3139955280

約数和(自身を除く): 1901980960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1406789, 2813578, 5627156, 7033945, 11254312, 14067890, 15474679, 22508624, 28135780, 30949358, 56271560, 61898716, 77373395, 112543120, 123797432, 154746790, 247594864, 309493580, 618987160, 1237974320]

約数ペア:

[(1, 1237974320), (2, 618987160), (4, 309493580), (5, 247594864), (8, 154746790), (10, 123797432), (11, 112543120), (16, 77373395), (20, 61898716), (22, 56271560), (40, 30949358), (44, 28135780), (55, 22508624), (80, 15474679), (88, 14067890), (110, 11254312), (176, 7033945), (220, 5627156), (440, 2813578), (880, 1406789)]