426534640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{761669}}^1$

素因数の和:761689

約数の個数: 40

約数和(自身を含む): 1133364960

約数和(自身を除く): 706830320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 761669, 1523338, 3046676, 3808345, 5331683, 6093352, 7616690, 10663366, 12186704, 15233380, 21326732, 26658415, 30466760, 42653464, 53316830, 60933520, 85306928, 106633660, 213267320, 426534640]

約数ペア:

[(1, 426534640), (2, 213267320), (4, 106633660), (5, 85306928), (7, 60933520), (8, 53316830), (10, 42653464), (14, 30466760), (16, 26658415), (20, 21326732), (28, 15233380), (35, 12186704), (40, 10663366), (56, 7616690), (70, 6093352), (80, 5331683), (112, 3808345), (140, 3046676), (280, 1523338), (560, 761669)]