2005688640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109961}}^1$

素因数の和:110000

約数の個数: 112

約数和(自身を含む): 6703283520

約数和(自身を除く): 4697594880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240, 109961, 219922, 329883, 439844, 549805, 659766, 879688, 1099610, 1319532, 1649415, 1759376, 2089259, 2199220, 2639064, 3298830, 3518752, 4178518, 4398440, 5278128, 6267777, 6597660, 7037504, 8357036, 8796880, 10446295, 10556256, 12535554, 13195320, 16714072, 17593760, 20892590, 21112512, 25071108, 26390640, 31338885, 33428144, 35187520, 41785180, 50142216, 52781280, 62677770, 66856288, 83570360, 100284432, 105562560, 125355540, 133712576, 167140720, 200568864, 250711080, 334281440, 401137728, 501422160, 668562880, 1002844320, 2005688640]

約数ペア:

[(1, 2005688640), (2, 1002844320), (3, 668562880), (4, 501422160), (5, 401137728), (6, 334281440), (8, 250711080), (10, 200568864), (12, 167140720), (15, 133712576), (16, 125355540), (19, 105562560), (20, 100284432), (24, 83570360), (30, 66856288), (32, 62677770), (38, 52781280), (40, 50142216), (48, 41785180), (57, 35187520), (60, 33428144), (64, 31338885), (76, 26390640), (80, 25071108), (95, 21112512), (96, 20892590), (114, 17593760), (120, 16714072), (152, 13195320), (160, 12535554), (190, 10556256), (192, 10446295), (228, 8796880), (240, 8357036), (285, 7037504), (304, 6597660), (320, 6267777), (380, 5278128), (456, 4398440), (480, 4178518), (570, 3518752), (608, 3298830), (760, 2639064), (912, 2199220), (960, 2089259), (1140, 1759376), (1216, 1649415), (1520, 1319532), (1824, 1099610), (2280, 879688), (3040, 659766), (3648, 549805), (4560, 439844), (6080, 329883), (9120, 219922), (18240, 109961)]