7542640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13469}}^1$

素因数の和:13489

約数の個数: 40

約数和(自身を含む): 20043360

約数和(自身を除く): 12500720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13469, 26938, 53876, 67345, 94283, 107752, 134690, 188566, 215504, 269380, 377132, 471415, 538760, 754264, 942830, 1077520, 1508528, 1885660, 3771320, 7542640]

約数ペア:

[(1, 7542640), (2, 3771320), (4, 1885660), (5, 1508528), (7, 1077520), (8, 942830), (10, 754264), (14, 538760), (16, 471415), (20, 377132), (28, 269380), (35, 215504), (40, 188566), (56, 134690), (70, 107752), (80, 94283), (112, 67345), (140, 53876), (280, 26938), (560, 13469)]