142098440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{322951}}^1$

素因数の和:322973

約数の個数: 32

約数和(自身を含む): 348788160

約数和(自身を除く): 206689720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 322951, 645902, 1291804, 1614755, 2583608, 3229510, 3552461, 6459020, 7104922, 12918040, 14209844, 17762305, 28419688, 35524610, 71049220, 142098440]

約数ペア:

[(1, 142098440), (2, 71049220), (4, 35524610), (5, 28419688), (8, 17762305), (10, 14209844), (11, 12918040), (20, 7104922), (22, 6459020), (40, 3552461), (44, 3229510), (55, 2583608), (88, 1614755), (110, 1291804), (220, 645902), (440, 322951)]