39465680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 96124800

約数和(自身を除く): 56659120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 67, 74, 80, 134, 148, 185, 199, 268, 296, 335, 370, 398, 536, 592, 670, 740, 796, 995, 1072, 1340, 1480, 1592, 1990, 2479, 2680, 2960, 3184, 3980, 4958, 5360, 7363, 7960, 9916, 12395, 13333, 14726, 15920, 19832, 24790, 26666, 29452, 36815, 39664, 49580, 53332, 58904, 66665, 73630, 99160, 106664, 117808, 133330, 147260, 198320, 213328, 266660, 294520, 493321, 533320, 589040, 986642, 1066640, 1973284, 2466605, 3946568, 4933210, 7893136, 9866420, 19732840, 39465680]

約数ペア:

[(1, 39465680), (2, 19732840), (4, 9866420), (5, 7893136), (8, 4933210), (10, 3946568), (16, 2466605), (20, 1973284), (37, 1066640), (40, 986642), (67, 589040), (74, 533320), (80, 493321), (134, 294520), (148, 266660), (185, 213328), (199, 198320), (268, 147260), (296, 133330), (335, 117808), (370, 106664), (398, 99160), (536, 73630), (592, 66665), (670, 58904), (740, 53332), (796, 49580), (995, 39664), (1072, 36815), (1340, 29452), (1480, 26666), (1592, 24790), (1990, 19832), (2479, 15920), (2680, 14726), (2960, 13333), (3184, 12395), (3980, 9916), (4958, 7960), (5360, 7363)]