140068840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{120749}}^1$

素因数の和:120789

約数の個数: 32

約数和(自身を含む): 326025000

約数和(自身を除く): 185956160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 120749, 241498, 482996, 603745, 965992, 1207490, 2414980, 3501721, 4829960, 7003442, 14006884, 17508605, 28013768, 35017210, 70034420, 140068840]

約数ペア:

[(1, 140068840), (2, 70034420), (4, 35017210), (5, 28013768), (8, 17508605), (10, 14006884), (20, 7003442), (29, 4829960), (40, 3501721), (58, 2414980), (116, 1207490), (145, 965992), (232, 603745), (290, 482996), (580, 241498), (1160, 120749)]