56137880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 131574240

約数和(自身を除く): 75436360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 83, 148, 166, 185, 296, 332, 370, 415, 457, 664, 740, 830, 914, 1480, 1660, 1828, 2285, 3071, 3320, 3656, 4570, 6142, 9140, 12284, 15355, 16909, 18280, 24568, 30710, 33818, 37931, 61420, 67636, 75862, 84545, 122840, 135272, 151724, 169090, 189655, 303448, 338180, 379310, 676360, 758620, 1403447, 1517240, 2806894, 5613788, 7017235, 11227576, 14034470, 28068940, 56137880]

約数ペア:

[(1, 56137880), (2, 28068940), (4, 14034470), (5, 11227576), (8, 7017235), (10, 5613788), (20, 2806894), (37, 1517240), (40, 1403447), (74, 758620), (83, 676360), (148, 379310), (166, 338180), (185, 303448), (296, 189655), (332, 169090), (370, 151724), (415, 135272), (457, 122840), (664, 84545), (740, 75862), (830, 67636), (914, 61420), (1480, 37931), (1660, 33818), (1828, 30710), (2285, 24568), (3071, 18280), (3320, 16909), (3656, 15355), (4570, 12284), (6142, 9140)]