7013380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 16329600

約数和(自身を除く): 9316220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 449, 710, 781, 898, 1420, 1562, 1796, 2245, 3124, 3905, 4490, 4939, 7810, 8980, 9878, 15620, 19756, 24695, 31879, 49390, 63758, 98780, 127516, 159395, 318790, 350669, 637580, 701338, 1402676, 1753345, 3506690, 7013380]

約数ペア:

[(1, 7013380), (2, 3506690), (4, 1753345), (5, 1402676), (10, 701338), (11, 637580), (20, 350669), (22, 318790), (44, 159395), (55, 127516), (71, 98780), (110, 63758), (142, 49390), (220, 31879), (284, 24695), (355, 19756), (449, 15620), (710, 9878), (781, 8980), (898, 7810), (1420, 4939), (1562, 4490), (1796, 3905), (2245, 3124)]