17864320

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 43280640

約数和(自身を除く): 25416320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 271, 320, 412, 515, 542, 640, 824, 1030, 1084, 1355, 1648, 2060, 2168, 2710, 3296, 4120, 4336, 5420, 6592, 8240, 8672, 10840, 13184, 16480, 17344, 21680, 27913, 32960, 34688, 43360, 55826, 65920, 86720, 111652, 139565, 173440, 223304, 279130, 446608, 558260, 893216, 1116520, 1786432, 2233040, 3572864, 4466080, 8932160, 17864320]

約数ペア:

[(1, 17864320), (2, 8932160), (4, 4466080), (5, 3572864), (8, 2233040), (10, 1786432), (16, 1116520), (20, 893216), (32, 558260), (40, 446608), (64, 279130), (80, 223304), (103, 173440), (128, 139565), (160, 111652), (206, 86720), (271, 65920), (320, 55826), (412, 43360), (515, 34688), (542, 32960), (640, 27913), (824, 21680), (1030, 17344), (1084, 16480), (1355, 13184), (1648, 10840), (2060, 8672), (2168, 8240), (2710, 6592), (3296, 5420), (4120, 4336)]