40536440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144773}}^1$

素因数の和:144791

約数の個数: 32

約数和(自身を含む): 104237280

約数和(自身を除く): 63700840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144773, 289546, 579092, 723865, 1013411, 1158184, 1447730, 2026822, 2895460, 4053644, 5067055, 5790920, 8107288, 10134110, 20268220, 40536440]

約数ペア:

[(1, 40536440), (2, 20268220), (4, 10134110), (5, 8107288), (7, 5790920), (8, 5067055), (10, 4053644), (14, 2895460), (20, 2026822), (28, 1447730), (35, 1158184), (40, 1013411), (56, 723865), (70, 579092), (140, 289546), (280, 144773)]