40808640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{42509}}^1$

素因数の和:42529

約数の個数: 56

約数和(自身を含む): 129570480

約数和(自身を除く): 88761840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 42509, 85018, 127527, 170036, 212545, 255054, 340072, 425090, 510108, 637635, 680144, 850180, 1020216, 1275270, 1360288, 1700360, 2040432, 2550540, 2720576, 3400720, 4080864, 5101080, 6801440, 8161728, 10202160, 13602880, 20404320, 40808640]

約数ペア:

[(1, 40808640), (2, 20404320), (3, 13602880), (4, 10202160), (5, 8161728), (6, 6801440), (8, 5101080), (10, 4080864), (12, 3400720), (15, 2720576), (16, 2550540), (20, 2040432), (24, 1700360), (30, 1360288), (32, 1275270), (40, 1020216), (48, 850180), (60, 680144), (64, 637635), (80, 510108), (96, 425090), (120, 340072), (160, 255054), (192, 212545), (240, 170036), (320, 127527), (480, 85018), (960, 42509)]