7941920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1013}}^1$

素因数の和:1042

約数の個数: 72

約数和(自身を含む): 21847644

約数和(自身を除く): 13905724

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1013, 1120, 1568, 1960, 2026, 3920, 4052, 5065, 7091, 7840, 8104, 10130, 14182, 16208, 20260, 28364, 32416, 35455, 40520, 49637, 56728, 70910, 81040, 99274, 113456, 141820, 162080, 198548, 226912, 248185, 283640, 397096, 496370, 567280, 794192, 992740, 1134560, 1588384, 1985480, 3970960, 7941920]

約数ペア:

[(1, 7941920), (2, 3970960), (4, 1985480), (5, 1588384), (7, 1134560), (8, 992740), (10, 794192), (14, 567280), (16, 496370), (20, 397096), (28, 283640), (32, 248185), (35, 226912), (40, 198548), (49, 162080), (56, 141820), (70, 113456), (80, 99274), (98, 81040), (112, 70910), (140, 56728), (160, 49637), (196, 40520), (224, 35455), (245, 32416), (280, 28364), (392, 20260), (490, 16208), (560, 14182), (784, 10130), (980, 8104), (1013, 7840), (1120, 7091), (1568, 5065), (1960, 4052), (2026, 3920)]