1628690

素因数分解:

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

素因数の和:506

約数の個数: 32

約数和(自身を含む): 3421440

約数和(自身を除く): 1792750

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 439, 530, 742, 878, 1855, 2195, 3073, 3710, 4390, 6146, 15365, 23267, 30730, 46534, 116335, 162869, 232670, 325738, 814345, 1628690]

約数ペア:

[(1, 1628690), (2, 814345), (5, 325738), (7, 232670), (10, 162869), (14, 116335), (35, 46534), (53, 30730), (70, 23267), (106, 15365), (265, 6146), (371, 4390), (439, 3710), (530, 3073), (742, 2195), (878, 1855)]