1318449920

素因数分解:

$2^8\times 5^1\times {\mathrm{1030039}}^1$

素因数の和:1030060

約数の個数: 36

約数和(自身を含む): 3158102640

約数和(自身を除く): 1839652720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1030039, 2060078, 4120156, 5150195, 8240312, 10300390, 16480624, 20600780, 32961248, 41201560, 65922496, 82403120, 131844992, 164806240, 263689984, 329612480, 659224960, 1318449920]

約数ペア:

[(1, 1318449920), (2, 659224960), (4, 329612480), (5, 263689984), (8, 164806240), (10, 131844992), (16, 82403120), (20, 65922496), (32, 41201560), (40, 32961248), (64, 20600780), (80, 16480624), (128, 10300390), (160, 8240312), (256, 5150195), (320, 4120156), (640, 2060078), (1280, 1030039)]