7691840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:116

約数の個数: 84

約数和(自身を含む): 20194524

約数和(自身を除く): 12502684

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 520, 559, 688, 832, 860, 1040, 1118, 1376, 1720, 1849, 2080, 2236, 2752, 2795, 3440, 3698, 4160, 4472, 5590, 6880, 7396, 8944, 9245, 11180, 13760, 14792, 17888, 18490, 22360, 24037, 29584, 35776, 36980, 44720, 48074, 59168, 73960, 89440, 96148, 118336, 120185, 147920, 178880, 192296, 240370, 295840, 384592, 480740, 591680, 769184, 961480, 1538368, 1922960, 3845920, 7691840]

約数ペア:

[(1, 7691840), (2, 3845920), (4, 1922960), (5, 1538368), (8, 961480), (10, 769184), (13, 591680), (16, 480740), (20, 384592), (26, 295840), (32, 240370), (40, 192296), (43, 178880), (52, 147920), (64, 120185), (65, 118336), (80, 96148), (86, 89440), (104, 73960), (130, 59168), (160, 48074), (172, 44720), (208, 36980), (215, 35776), (260, 29584), (320, 24037), (344, 22360), (416, 18490), (430, 17888), (520, 14792), (559, 13760), (688, 11180), (832, 9245), (860, 8944), (1040, 7396), (1118, 6880), (1376, 5590), (1720, 4472), (1849, 4160), (2080, 3698), (2236, 3440), (2752, 2795)]