28148470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2467}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 58284288

約数和(自身を除く): 30135818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 2467, 4934, 5705, 11410, 12335, 17269, 24670, 34538, 86345, 172690, 402121, 804242, 2010605, 2814847, 4021210, 5629694, 14074235, 28148470]

約数ペア:

[(1, 28148470), (2, 14074235), (5, 5629694), (7, 4021210), (10, 2814847), (14, 2010605), (35, 804242), (70, 402121), (163, 172690), (326, 86345), (815, 34538), (1141, 24670), (1630, 17269), (2282, 12335), (2467, 11410), (4934, 5705)]