40468160

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 112

約数和(自身を含む): 105009696

約数和(自身を除く): 64541536

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 136, 160, 170, 172, 173, 215, 272, 320, 340, 344, 346, 430, 544, 680, 688, 692, 731, 860, 865, 1088, 1360, 1376, 1384, 1462, 1720, 1730, 2720, 2752, 2768, 2924, 2941, 3440, 3460, 3655, 5440, 5536, 5848, 5882, 6880, 6920, 7310, 7439, 11072, 11696, 11764, 13760, 13840, 14620, 14705, 14878, 23392, 23528, 27680, 29240, 29410, 29756, 37195, 46784, 47056, 55360, 58480, 58820, 59512, 74390, 94112, 116960, 117640, 119024, 126463, 148780, 188224, 233920, 235280, 238048, 252926, 297560, 470560, 476096, 505852, 595120, 632315, 941120, 1011704, 1190240, 1264630, 2023408, 2380480, 2529260, 4046816, 5058520, 8093632, 10117040, 20234080, 40468160]

約数ペア:

[(1, 40468160), (2, 20234080), (4, 10117040), (5, 8093632), (8, 5058520), (10, 4046816), (16, 2529260), (17, 2380480), (20, 2023408), (32, 1264630), (34, 1190240), (40, 1011704), (43, 941120), (64, 632315), (68, 595120), (80, 505852), (85, 476096), (86, 470560), (136, 297560), (160, 252926), (170, 238048), (172, 235280), (173, 233920), (215, 188224), (272, 148780), (320, 126463), (340, 119024), (344, 117640), (346, 116960), (430, 94112), (544, 74390), (680, 59512), (688, 58820), (692, 58480), (731, 55360), (860, 47056), (865, 46784), (1088, 37195), (1360, 29756), (1376, 29410), (1384, 29240), (1462, 27680), (1720, 23528), (1730, 23392), (2720, 14878), (2752, 14705), (2768, 14620), (2924, 13840), (2941, 13760), (3440, 11764), (3460, 11696), (3655, 11072), (5440, 7439), (5536, 7310), (5848, 6920), (5882, 6880)]