40965760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 112529970

約数和(自身を除く): 71564210

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 121, 128, 160, 176, 184, 220, 230, 242, 253, 320, 352, 368, 440, 460, 484, 506, 529, 605, 640, 704, 736, 880, 920, 968, 1012, 1058, 1210, 1265, 1408, 1472, 1760, 1840, 1936, 2024, 2116, 2420, 2530, 2645, 2783, 2944, 3520, 3680, 3872, 4048, 4232, 4840, 5060, 5290, 5566, 5819, 7040, 7360, 7744, 8096, 8464, 9680, 10120, 10580, 11132, 11638, 13915, 14720, 15488, 16192, 16928, 19360, 20240, 21160, 22264, 23276, 27830, 29095, 32384, 33856, 38720, 40480, 42320, 44528, 46552, 55660, 58190, 64009, 67712, 77440, 80960, 84640, 89056, 93104, 111320, 116380, 128018, 161920, 169280, 178112, 186208, 222640, 232760, 256036, 320045, 338560, 356224, 372416, 445280, 465520, 512072, 640090, 744832, 890560, 931040, 1024144, 1280180, 1781120, 1862080, 2048288, 2560360, 3724160, 4096576, 5120720, 8193152, 10241440, 20482880, 40965760]

約数ペア:

[(1, 40965760), (2, 20482880), (4, 10241440), (5, 8193152), (8, 5120720), (10, 4096576), (11, 3724160), (16, 2560360), (20, 2048288), (22, 1862080), (23, 1781120), (32, 1280180), (40, 1024144), (44, 931040), (46, 890560), (55, 744832), (64, 640090), (80, 512072), (88, 465520), (92, 445280), (110, 372416), (115, 356224), (121, 338560), (128, 320045), (160, 256036), (176, 232760), (184, 222640), (220, 186208), (230, 178112), (242, 169280), (253, 161920), (320, 128018), (352, 116380), (368, 111320), (440, 93104), (460, 89056), (484, 84640), (506, 80960), (529, 77440), (605, 67712), (640, 64009), (704, 58190), (736, 55660), (880, 46552), (920, 44528), (968, 42320), (1012, 40480), (1058, 38720), (1210, 33856), (1265, 32384), (1408, 29095), (1472, 27830), (1760, 23276), (1840, 22264), (1936, 21160), (2024, 20240), (2116, 19360), (2420, 16928), (2530, 16192), (2645, 15488), (2783, 14720), (2944, 13915), (3520, 11638), (3680, 11132), (3872, 10580), (4048, 10120), (4232, 9680), (4840, 8464), (5060, 8096), (5290, 7744), (5566, 7360), (5819, 7040)]