3257380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4725980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 439, 530, 742, 878, 1060, 1484, 1756, 1855, 2195, 3073, 3710, 4390, 6146, 7420, 8780, 12292, 15365, 23267, 30730, 46534, 61460, 93068, 116335, 162869, 232670, 325738, 465340, 651476, 814345, 1628690, 3257380]

約数ペア:

[(1, 3257380), (2, 1628690), (4, 814345), (5, 651476), (7, 465340), (10, 325738), (14, 232670), (20, 162869), (28, 116335), (35, 93068), (53, 61460), (70, 46534), (106, 30730), (140, 23267), (212, 15365), (265, 12292), (371, 8780), (439, 7420), (530, 6146), (742, 4390), (878, 3710), (1060, 3073), (1484, 2195), (1756, 1855)]