40673990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3701}}^1$

素因数の和:3872

約数の個数: 32

約数和(自身を含む): 84227904

約数和(自身を除く): 43553914

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 3701, 5495, 7402, 10990, 18505, 25907, 37010, 51814, 129535, 259070, 581057, 1162114, 2905285, 4067399, 5810570, 8134798, 20336995, 40673990]

約数ペア:

[(1, 40673990), (2, 20336995), (5, 8134798), (7, 5810570), (10, 4067399), (14, 2905285), (35, 1162114), (70, 581057), (157, 259070), (314, 129535), (785, 51814), (1099, 37010), (1570, 25907), (2198, 18505), (3701, 10990), (5495, 7402)]