27379840

素因数分解:

$2^7\times 5^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 66096000

約数和(自身を除く): 38716160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 239, 320, 358, 478, 640, 716, 895, 956, 1195, 1432, 1790, 1912, 2390, 2864, 3580, 3824, 4780, 5728, 7160, 7648, 9560, 11456, 14320, 15296, 19120, 22912, 28640, 30592, 38240, 42781, 57280, 76480, 85562, 114560, 152960, 171124, 213905, 342248, 427810, 684496, 855620, 1368992, 1711240, 2737984, 3422480, 5475968, 6844960, 13689920, 27379840]

約数ペア:

[(1, 27379840), (2, 13689920), (4, 6844960), (5, 5475968), (8, 3422480), (10, 2737984), (16, 1711240), (20, 1368992), (32, 855620), (40, 684496), (64, 427810), (80, 342248), (128, 213905), (160, 171124), (179, 152960), (239, 114560), (320, 85562), (358, 76480), (478, 57280), (640, 42781), (716, 38240), (895, 30592), (956, 28640), (1195, 22912), (1432, 19120), (1790, 15296), (1912, 14320), (2390, 11456), (2864, 9560), (3580, 7648), (3824, 7160), (4780, 5728)]