140405008

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{302597}}^1$

素因数の和:302634

約数の個数: 20

約数和(自身を含む): 281416140

約数和(自身を除く): 141011132

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 302597, 605194, 1210388, 2420776, 4841552, 8775313, 17550626, 35101252, 70202504, 140405008]

約数ペア:

[(1, 140405008), (2, 70202504), (4, 35101252), (8, 17550626), (16, 8775313), (29, 4841552), (58, 2420776), (116, 1210388), (232, 605194), (464, 302597)]