743681680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1328003}}^1$

素因数の和:1328023

約数の個数: 40

約数和(自身を含む): 1976069952

約数和(自身を除く): 1232388272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1328003, 2656006, 5312012, 6640015, 9296021, 10624024, 13280030, 18592042, 21248048, 26560060, 37184084, 46480105, 53120120, 74368168, 92960210, 106240240, 148736336, 185920420, 371840840, 743681680]

約数ペア:

[(1, 743681680), (2, 371840840), (4, 185920420), (5, 148736336), (7, 106240240), (8, 92960210), (10, 74368168), (14, 53120120), (16, 46480105), (20, 37184084), (28, 26560060), (35, 21248048), (40, 18592042), (56, 13280030), (70, 10624024), (80, 9296021), (112, 6640015), (140, 5312012), (280, 2656006), (560, 1328003)]