40572140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1619}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 97977600

約数和(自身を除く): 57405460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1619, 1790, 2506, 3238, 3580, 5012, 6265, 6476, 8095, 11333, 12530, 16190, 22666, 25060, 32380, 45332, 56665, 113330, 226660, 289801, 579602, 1159204, 1449005, 2028607, 2898010, 4057214, 5796020, 8114428, 10143035, 20286070, 40572140]

約数ペア:

[(1, 40572140), (2, 20286070), (4, 10143035), (5, 8114428), (7, 5796020), (10, 4057214), (14, 2898010), (20, 2028607), (28, 1449005), (35, 1159204), (70, 579602), (140, 289801), (179, 226660), (358, 113330), (716, 56665), (895, 45332), (1253, 32380), (1619, 25060), (1790, 22666), (2506, 16190), (3238, 12530), (3580, 11333), (5012, 8095), (6265, 6476)]