19140160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 50694336

約数和(自身を除く): 31554176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 107, 130, 160, 172, 208, 214, 215, 260, 320, 344, 416, 428, 430, 520, 535, 559, 688, 832, 856, 860, 1040, 1070, 1118, 1376, 1391, 1712, 1720, 2080, 2140, 2236, 2752, 2782, 2795, 3424, 3440, 4160, 4280, 4472, 4601, 5564, 5590, 6848, 6880, 6955, 8560, 8944, 9202, 11128, 11180, 13760, 13910, 17120, 17888, 18404, 22256, 22360, 23005, 27820, 34240, 35776, 36808, 44512, 44720, 46010, 55640, 59813, 73616, 89024, 89440, 92020, 111280, 119626, 147232, 178880, 184040, 222560, 239252, 294464, 299065, 368080, 445120, 478504, 598130, 736160, 957008, 1196260, 1472320, 1914016, 2392520, 3828032, 4785040, 9570080, 19140160]

約数ペア:

[(1, 19140160), (2, 9570080), (4, 4785040), (5, 3828032), (8, 2392520), (10, 1914016), (13, 1472320), (16, 1196260), (20, 957008), (26, 736160), (32, 598130), (40, 478504), (43, 445120), (52, 368080), (64, 299065), (65, 294464), (80, 239252), (86, 222560), (104, 184040), (107, 178880), (130, 147232), (160, 119626), (172, 111280), (208, 92020), (214, 89440), (215, 89024), (260, 73616), (320, 59813), (344, 55640), (416, 46010), (428, 44720), (430, 44512), (520, 36808), (535, 35776), (559, 34240), (688, 27820), (832, 23005), (856, 22360), (860, 22256), (1040, 18404), (1070, 17888), (1118, 17120), (1376, 13910), (1391, 13760), (1712, 11180), (1720, 11128), (2080, 9202), (2140, 8944), (2236, 8560), (2752, 6955), (2782, 6880), (2795, 6848), (3424, 5590), (3440, 5564), (4160, 4601), (4280, 4472)]