142492280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{508901}}^1$

素因数の和:508919

約数の個数: 32

約数和(自身を含む): 366409440

約数和(自身を除く): 223917160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 508901, 1017802, 2035604, 2544505, 3562307, 4071208, 5089010, 7124614, 10178020, 14249228, 17811535, 20356040, 28498456, 35623070, 71246140, 142492280]

約数ペア:

[(1, 142492280), (2, 71246140), (4, 35623070), (5, 28498456), (7, 20356040), (8, 17811535), (10, 14249228), (14, 10178020), (20, 7124614), (28, 5089010), (35, 4071208), (40, 3562307), (56, 2544505), (70, 2035604), (140, 1017802), (280, 508901)]