27967360

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 67748400

約数和(自身を除く): 39781040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 491, 640, 712, 890, 982, 1424, 1780, 1964, 2455, 2848, 3560, 3928, 4910, 5696, 7120, 7856, 9820, 11392, 14240, 15712, 19640, 28480, 31424, 39280, 43699, 56960, 62848, 78560, 87398, 157120, 174796, 218495, 314240, 349592, 436990, 699184, 873980, 1398368, 1747960, 2796736, 3495920, 5593472, 6991840, 13983680, 27967360]

約数ペア:

[(1, 27967360), (2, 13983680), (4, 6991840), (5, 5593472), (8, 3495920), (10, 2796736), (16, 1747960), (20, 1398368), (32, 873980), (40, 699184), (64, 436990), (80, 349592), (89, 314240), (128, 218495), (160, 174796), (178, 157120), (320, 87398), (356, 78560), (445, 62848), (491, 56960), (640, 43699), (712, 39280), (890, 31424), (982, 28480), (1424, 19640), (1780, 15712), (1964, 14240), (2455, 11392), (2848, 9820), (3560, 7856), (3928, 7120), (4910, 5696)]