2449220

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 5183808

約数和(自身を除く): 2734588

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 811, 1510, 1622, 3020, 3244, 4055, 8110, 16220, 122461, 244922, 489844, 612305, 1224610, 2449220]

約数ペア:

[(1, 2449220), (2, 1224610), (4, 612305), (5, 489844), (10, 244922), (20, 122461), (151, 16220), (302, 8110), (604, 4055), (755, 3244), (811, 3020), (1510, 1622)]