39206680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 92340000

約数和(自身を除く): 53133320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 449, 472, 590, 740, 898, 1180, 1480, 1796, 2183, 2245, 2360, 3592, 4366, 4490, 8732, 8980, 10915, 16613, 17464, 17960, 21830, 26491, 33226, 43660, 52982, 66452, 83065, 87320, 105964, 132455, 132904, 166130, 211928, 264910, 332260, 529820, 664520, 980167, 1059640, 1960334, 3920668, 4900835, 7841336, 9801670, 19603340, 39206680]

約数ペア:

[(1, 39206680), (2, 19603340), (4, 9801670), (5, 7841336), (8, 4900835), (10, 3920668), (20, 1960334), (37, 1059640), (40, 980167), (59, 664520), (74, 529820), (118, 332260), (148, 264910), (185, 211928), (236, 166130), (295, 132904), (296, 132455), (370, 105964), (449, 87320), (472, 83065), (590, 66452), (740, 52982), (898, 43660), (1180, 33226), (1480, 26491), (1796, 21830), (2183, 17960), (2245, 17464), (2360, 16613), (3592, 10915), (4366, 8980), (4490, 8732)]