396640

素因数分解:

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

素因数の和:119

約数の個数: 48

約数和(自身を含む): 976752

約数和(自身を除く): 580112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 67, 74, 80, 134, 148, 160, 185, 268, 296, 335, 370, 536, 592, 670, 740, 1072, 1184, 1340, 1480, 2144, 2479, 2680, 2960, 4958, 5360, 5920, 9916, 10720, 12395, 19832, 24790, 39664, 49580, 79328, 99160, 198320, 396640]

約数ペア:

[(1, 396640), (2, 198320), (4, 99160), (5, 79328), (8, 49580), (10, 39664), (16, 24790), (20, 19832), (32, 12395), (37, 10720), (40, 9916), (67, 5920), (74, 5360), (80, 4958), (134, 2960), (148, 2680), (160, 2479), (185, 2144), (268, 1480), (296, 1340), (335, 1184), (370, 1072), (536, 740), (592, 670)]