56698280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1314

約数の個数: 64

約数和(自身を含む): 136598400

約数和(自身を除く): 79900120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 1223, 2318, 2440, 2446, 4636, 4892, 5795, 6115, 9272, 9784, 11590, 12230, 23180, 23237, 24460, 46360, 46474, 48920, 74603, 92948, 116185, 149206, 185896, 232370, 298412, 373015, 464740, 596824, 746030, 929480, 1417457, 1492060, 2834914, 2984120, 5669828, 7087285, 11339656, 14174570, 28349140, 56698280]

約数ペア:

[(1, 56698280), (2, 28349140), (4, 14174570), (5, 11339656), (8, 7087285), (10, 5669828), (19, 2984120), (20, 2834914), (38, 1492060), (40, 1417457), (61, 929480), (76, 746030), (95, 596824), (122, 464740), (152, 373015), (190, 298412), (244, 232370), (305, 185896), (380, 149206), (488, 116185), (610, 92948), (760, 74603), (1159, 48920), (1220, 46474), (1223, 46360), (2318, 24460), (2440, 23237), (2446, 23180), (4636, 12230), (4892, 11590), (5795, 9784), (6115, 9272)]