142494520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{508909}}^1$

素因数の和:508927

約数の個数: 32

約数和(自身を含む): 366415200

約数和(自身を除く): 223920680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 508909, 1017818, 2035636, 2544545, 3562363, 4071272, 5089090, 7124726, 10178180, 14249452, 17811815, 20356360, 28498904, 35623630, 71247260, 142494520]

約数ペア:

[(1, 142494520), (2, 71247260), (4, 35623630), (5, 28498904), (7, 20356360), (8, 17811815), (10, 14249452), (14, 10178180), (20, 7124726), (28, 5089090), (35, 4071272), (40, 3562363), (56, 2544545), (70, 2035636), (140, 1017818), (280, 508909)]