12943420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1567}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 18667460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1567, 1652, 2065, 3134, 4130, 6268, 7835, 8260, 10969, 15670, 21938, 31340, 43876, 54845, 92453, 109690, 184906, 219380, 369812, 462265, 647171, 924530, 1294342, 1849060, 2588684, 3235855, 6471710, 12943420]

約数ペア:

[(1, 12943420), (2, 6471710), (4, 3235855), (5, 2588684), (7, 1849060), (10, 1294342), (14, 924530), (20, 647171), (28, 462265), (35, 369812), (59, 219380), (70, 184906), (118, 109690), (140, 92453), (236, 54845), (295, 43876), (413, 31340), (590, 21938), (826, 15670), (1180, 10969), (1567, 8260), (1652, 7835), (2065, 6268), (3134, 4130)]