13460720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 39434976

約数和(自身を除く): 25974256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 172, 182, 208, 215, 260, 280, 301, 344, 364, 430, 455, 520, 559, 560, 602, 688, 728, 860, 910, 1040, 1118, 1204, 1456, 1505, 1720, 1820, 1849, 2236, 2408, 2795, 3010, 3440, 3640, 3698, 3913, 4472, 4816, 5590, 6020, 7280, 7396, 7826, 8944, 9245, 11180, 12040, 12943, 14792, 15652, 18490, 19565, 22360, 24037, 24080, 25886, 29584, 31304, 36980, 39130, 44720, 48074, 51772, 62608, 64715, 73960, 78260, 96148, 103544, 120185, 129430, 147920, 156520, 168259, 192296, 207088, 240370, 258860, 313040, 336518, 384592, 480740, 517720, 673036, 841295, 961480, 1035440, 1346072, 1682590, 1922960, 2692144, 3365180, 6730360, 13460720]

約数ペア:

[(1, 13460720), (2, 6730360), (4, 3365180), (5, 2692144), (7, 1922960), (8, 1682590), (10, 1346072), (13, 1035440), (14, 961480), (16, 841295), (20, 673036), (26, 517720), (28, 480740), (35, 384592), (40, 336518), (43, 313040), (52, 258860), (56, 240370), (65, 207088), (70, 192296), (80, 168259), (86, 156520), (91, 147920), (104, 129430), (112, 120185), (130, 103544), (140, 96148), (172, 78260), (182, 73960), (208, 64715), (215, 62608), (260, 51772), (280, 48074), (301, 44720), (344, 39130), (364, 36980), (430, 31304), (455, 29584), (520, 25886), (559, 24080), (560, 24037), (602, 22360), (688, 19565), (728, 18490), (860, 15652), (910, 14792), (1040, 12943), (1118, 12040), (1204, 11180), (1456, 9245), (1505, 8944), (1720, 7826), (1820, 7396), (1849, 7280), (2236, 6020), (2408, 5590), (2795, 4816), (3010, 4472), (3440, 3913), (3640, 3698)]