42220660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 94127040

約数和(自身を除く): 51906380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 811, 1370, 1622, 2603, 2740, 3244, 4055, 5206, 8110, 10412, 13015, 15409, 16220, 26030, 30818, 52060, 61636, 77045, 111107, 154090, 222214, 308180, 444428, 555535, 1111070, 2111033, 2222140, 4222066, 8444132, 10555165, 21110330, 42220660]

約数ペア:

[(1, 42220660), (2, 21110330), (4, 10555165), (5, 8444132), (10, 4222066), (19, 2222140), (20, 2111033), (38, 1111070), (76, 555535), (95, 444428), (137, 308180), (190, 222214), (274, 154090), (380, 111107), (548, 77045), (685, 61636), (811, 52060), (1370, 30818), (1622, 26030), (2603, 16220), (2740, 15409), (3244, 13015), (4055, 10412), (5206, 8110)]