1121273180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{2539}}^1$

素因数の和:2930

約数の個数: 48

約数和(自身を含む): 2396459520

約数和(自身を除く): 1275186340

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 311, 355, 622, 710, 1244, 1420, 1555, 2539, 3110, 5078, 6220, 10156, 12695, 22081, 25390, 44162, 50780, 88324, 110405, 180269, 220810, 360538, 441620, 721076, 789629, 901345, 1579258, 1802690, 3158516, 3605380, 3948145, 7896290, 15792580, 56063659, 112127318, 224254636, 280318295, 560636590, 1121273180]

約数ペア:

[(1, 1121273180), (2, 560636590), (4, 280318295), (5, 224254636), (10, 112127318), (20, 56063659), (71, 15792580), (142, 7896290), (284, 3948145), (311, 3605380), (355, 3158516), (622, 1802690), (710, 1579258), (1244, 901345), (1420, 789629), (1555, 721076), (2539, 441620), (3110, 360538), (5078, 220810), (6220, 180269), (10156, 110405), (12695, 88324), (22081, 50780), (25390, 44162)]