7992880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2039}}^1$

素因数の和:2066

約数の個数: 60

約数和(自身を含む): 21628080

約数和(自身を除く): 13635200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2039, 3920, 4078, 8156, 10195, 14273, 16312, 20390, 28546, 32624, 40780, 57092, 71365, 81560, 99911, 114184, 142730, 163120, 199822, 228368, 285460, 399644, 499555, 570920, 799288, 999110, 1141840, 1598576, 1998220, 3996440, 7992880]

約数ペア:

[(1, 7992880), (2, 3996440), (4, 1998220), (5, 1598576), (7, 1141840), (8, 999110), (10, 799288), (14, 570920), (16, 499555), (20, 399644), (28, 285460), (35, 228368), (40, 199822), (49, 163120), (56, 142730), (70, 114184), (80, 99911), (98, 81560), (112, 71365), (140, 57092), (196, 40780), (245, 32624), (280, 28546), (392, 20390), (490, 16312), (560, 14273), (784, 10195), (980, 8156), (1960, 4078), (2039, 3920)]