68774140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 151506432

約数和(自身を除く): 82732292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 307, 460, 487, 614, 974, 1228, 1535, 1948, 2435, 3070, 4870, 6140, 7061, 9740, 11201, 14122, 22402, 28244, 35305, 44804, 56005, 70610, 112010, 141220, 149509, 224020, 299018, 598036, 747545, 1495090, 2990180, 3438707, 6877414, 13754828, 17193535, 34387070, 68774140]

約数ペア:

[(1, 68774140), (2, 34387070), (4, 17193535), (5, 13754828), (10, 6877414), (20, 3438707), (23, 2990180), (46, 1495090), (92, 747545), (115, 598036), (230, 299018), (307, 224020), (460, 149509), (487, 141220), (614, 112010), (974, 70610), (1228, 56005), (1535, 44804), (1948, 35305), (2435, 28244), (3070, 22402), (4870, 14122), (6140, 11201), (7061, 9740)]