4195390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 8087040

約数和(自身を除く): 3891650

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 311, 355, 622, 710, 1349, 1555, 2698, 3110, 5909, 6745, 11818, 13490, 22081, 29545, 44162, 59090, 110405, 220810, 419539, 839078, 2097695, 4195390]

約数ペア:

[(1, 4195390), (2, 2097695), (5, 839078), (10, 419539), (19, 220810), (38, 110405), (71, 59090), (95, 44162), (142, 29545), (190, 22081), (311, 13490), (355, 11818), (622, 6745), (710, 5909), (1349, 3110), (1555, 2698)]