19673360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 56335680

約数和(自身を除く): 36662320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 80, 86, 95, 112, 133, 140, 152, 172, 190, 215, 266, 280, 301, 304, 344, 380, 430, 532, 560, 602, 665, 688, 760, 817, 860, 1064, 1204, 1330, 1505, 1520, 1634, 1720, 1849, 2128, 2408, 2660, 3010, 3268, 3440, 3698, 4085, 4816, 5320, 5719, 6020, 6536, 7396, 8170, 9245, 10640, 11438, 12040, 12943, 13072, 14792, 16340, 18490, 22876, 24080, 25886, 28595, 29584, 32680, 35131, 36980, 45752, 51772, 57190, 64715, 65360, 70262, 73960, 91504, 103544, 114380, 129430, 140524, 147920, 175655, 207088, 228760, 245917, 258860, 281048, 351310, 457520, 491834, 517720, 562096, 702620, 983668, 1035440, 1229585, 1405240, 1967336, 2459170, 2810480, 3934672, 4918340, 9836680, 19673360]

約数ペア:

[(1, 19673360), (2, 9836680), (4, 4918340), (5, 3934672), (7, 2810480), (8, 2459170), (10, 1967336), (14, 1405240), (16, 1229585), (19, 1035440), (20, 983668), (28, 702620), (35, 562096), (38, 517720), (40, 491834), (43, 457520), (56, 351310), (70, 281048), (76, 258860), (80, 245917), (86, 228760), (95, 207088), (112, 175655), (133, 147920), (140, 140524), (152, 129430), (172, 114380), (190, 103544), (215, 91504), (266, 73960), (280, 70262), (301, 65360), (304, 64715), (344, 57190), (380, 51772), (430, 45752), (532, 36980), (560, 35131), (602, 32680), (665, 29584), (688, 28595), (760, 25886), (817, 24080), (860, 22876), (1064, 18490), (1204, 16340), (1330, 14792), (1505, 13072), (1520, 12943), (1634, 12040), (1720, 11438), (1849, 10640), (2128, 9245), (2408, 8170), (2660, 7396), (3010, 6536), (3268, 6020), (3440, 5719), (3698, 5320), (4085, 4816)]