40647680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1$

素因数の和:509

約数の個数: 88

約数和(自身を含む): 103463568

約数和(自身を除く): 62815888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 467, 512, 544, 640, 680, 934, 1024, 1088, 1280, 1360, 1868, 2176, 2335, 2560, 2720, 3736, 4352, 4670, 5120, 5440, 7472, 7939, 8704, 9340, 10880, 14944, 15878, 17408, 18680, 21760, 29888, 31756, 37360, 39695, 43520, 59776, 63512, 74720, 79390, 87040, 119552, 127024, 149440, 158780, 239104, 254048, 298880, 317560, 478208, 508096, 597760, 635120, 1016192, 1195520, 1270240, 2032384, 2391040, 2540480, 4064768, 5080960, 8129536, 10161920, 20323840, 40647680]

約数ペア:

[(1, 40647680), (2, 20323840), (4, 10161920), (5, 8129536), (8, 5080960), (10, 4064768), (16, 2540480), (17, 2391040), (20, 2032384), (32, 1270240), (34, 1195520), (40, 1016192), (64, 635120), (68, 597760), (80, 508096), (85, 478208), (128, 317560), (136, 298880), (160, 254048), (170, 239104), (256, 158780), (272, 149440), (320, 127024), (340, 119552), (467, 87040), (512, 79390), (544, 74720), (640, 63512), (680, 59776), (934, 43520), (1024, 39695), (1088, 37360), (1280, 31756), (1360, 29888), (1868, 21760), (2176, 18680), (2335, 17408), (2560, 15878), (2720, 14944), (3736, 10880), (4352, 9340), (4670, 8704), (5120, 7939), (5440, 7472)]