651793380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1551889}}^1$

素因数の和:1551908

約数の個数: 48

約数和(自身を含む): 2085740160

約数和(自身を除く): 1433946780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1551889, 3103778, 4655667, 6207556, 7759445, 9311334, 10863223, 15518890, 18622668, 21726446, 23278335, 31037780, 32589669, 43452892, 46556670, 54316115, 65179338, 93113340, 108632230, 130358676, 162948345, 217264460, 325896690, 651793380]

約数ペア:

[(1, 651793380), (2, 325896690), (3, 217264460), (4, 162948345), (5, 130358676), (6, 108632230), (7, 93113340), (10, 65179338), (12, 54316115), (14, 46556670), (15, 43452892), (20, 32589669), (21, 31037780), (28, 23278335), (30, 21726446), (35, 18622668), (42, 15518890), (60, 10863223), (70, 9311334), (84, 7759445), (105, 6207556), (140, 4655667), (210, 3103778), (420, 1551889)]