1640223732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{142529}}^1$

素因数の和:142680

約数の個数: 48

約数和(自身を含む): 4405887360

約数和(自身を除く): 2765663628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1918, 2877, 3836, 5754, 11508, 142529, 285058, 427587, 570116, 855174, 997703, 1710348, 1995406, 2993109, 3990812, 5986218, 11972436, 19526473, 39052946, 58579419, 78105892, 117158838, 136685311, 234317676, 273370622, 410055933, 546741244, 820111866, 1640223732]

約数ペア:

[(1, 1640223732), (2, 820111866), (3, 546741244), (4, 410055933), (6, 273370622), (7, 234317676), (12, 136685311), (14, 117158838), (21, 78105892), (28, 58579419), (42, 39052946), (84, 19526473), (137, 11972436), (274, 5986218), (411, 3990812), (548, 2993109), (822, 1995406), (959, 1710348), (1644, 997703), (1918, 855174), (2877, 570116), (3836, 427587), (5754, 285058), (11508, 142529)]