31936240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{8147}}^1$

素因数の和:8174

約数の個数: 60

約数和(自身を含む): 86385096

約数和(自身を除く): 54448856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 8147, 16294, 32588, 40735, 57029, 65176, 81470, 114058, 130352, 162940, 228116, 285145, 325880, 399203, 456232, 570290, 651760, 798406, 912464, 1140580, 1596812, 1996015, 2281160, 3193624, 3992030, 4562320, 6387248, 7984060, 15968120, 31936240]

約数ペア:

[(1, 31936240), (2, 15968120), (4, 7984060), (5, 6387248), (7, 4562320), (8, 3992030), (10, 3193624), (14, 2281160), (16, 1996015), (20, 1596812), (28, 1140580), (35, 912464), (40, 798406), (49, 651760), (56, 570290), (70, 456232), (80, 399203), (98, 325880), (112, 285145), (140, 228116), (196, 162940), (245, 130352), (280, 114058), (392, 81470), (490, 65176), (560, 57029), (784, 40735), (980, 32588), (1960, 16294), (3920, 8147)]