12566680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 33215040

約数和(自身を除く): 20648360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1213, 1295, 1480, 2072, 2426, 2590, 4852, 5180, 6065, 8491, 9704, 10360, 12130, 16982, 24260, 33964, 42455, 44881, 48520, 67928, 84910, 89762, 169820, 179524, 224405, 314167, 339640, 359048, 448810, 628334, 897620, 1256668, 1570835, 1795240, 2513336, 3141670, 6283340, 12566680]

約数ペア:

[(1, 12566680), (2, 6283340), (4, 3141670), (5, 2513336), (7, 1795240), (8, 1570835), (10, 1256668), (14, 897620), (20, 628334), (28, 448810), (35, 359048), (37, 339640), (40, 314167), (56, 224405), (70, 179524), (74, 169820), (140, 89762), (148, 84910), (185, 67928), (259, 48520), (280, 44881), (296, 42455), (370, 33964), (518, 24260), (740, 16982), (1036, 12130), (1213, 10360), (1295, 9704), (1480, 8491), (2072, 6065), (2426, 5180), (2590, 4852)]