40386560

素因数分解:

$2^{14}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 106165080

約数和(自身を除く): 65778520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 128, 136, 145, 160, 170, 232, 256, 272, 290, 320, 340, 464, 493, 512, 544, 580, 640, 680, 928, 986, 1024, 1088, 1160, 1280, 1360, 1856, 1972, 2048, 2176, 2320, 2465, 2560, 2720, 3712, 3944, 4096, 4352, 4640, 4930, 5120, 5440, 7424, 7888, 8192, 8704, 9280, 9860, 10240, 10880, 14848, 15776, 16384, 17408, 18560, 19720, 20480, 21760, 29696, 31552, 34816, 37120, 39440, 40960, 43520, 59392, 63104, 69632, 74240, 78880, 81920, 87040, 118784, 126208, 139264, 148480, 157760, 174080, 237568, 252416, 278528, 296960, 315520, 348160, 475136, 504832, 593920, 631040, 696320, 1009664, 1187840, 1262080, 1392640, 2019328, 2375680, 2524160, 4038656, 5048320, 8077312, 10096640, 20193280, 40386560]

約数ペア:

[(1, 40386560), (2, 20193280), (4, 10096640), (5, 8077312), (8, 5048320), (10, 4038656), (16, 2524160), (17, 2375680), (20, 2019328), (29, 1392640), (32, 1262080), (34, 1187840), (40, 1009664), (58, 696320), (64, 631040), (68, 593920), (80, 504832), (85, 475136), (116, 348160), (128, 315520), (136, 296960), (145, 278528), (160, 252416), (170, 237568), (232, 174080), (256, 157760), (272, 148480), (290, 139264), (320, 126208), (340, 118784), (464, 87040), (493, 81920), (512, 78880), (544, 74240), (580, 69632), (640, 63104), (680, 59392), (928, 43520), (986, 40960), (1024, 39440), (1088, 37120), (1160, 34816), (1280, 31552), (1360, 29696), (1856, 21760), (1972, 20480), (2048, 19720), (2176, 18560), (2320, 17408), (2465, 16384), (2560, 15776), (2720, 14848), (3712, 10880), (3944, 10240), (4096, 9860), (4352, 9280), (4640, 8704), (4930, 8192), (5120, 7888), (5440, 7424)]