7675780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10952060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 503, 545, 763, 1006, 1090, 1526, 2012, 2180, 2515, 3052, 3521, 3815, 5030, 7042, 7630, 10060, 14084, 15260, 17605, 35210, 54827, 70420, 109654, 219308, 274135, 383789, 548270, 767578, 1096540, 1535156, 1918945, 3837890, 7675780]

約数ペア:

[(1, 7675780), (2, 3837890), (4, 1918945), (5, 1535156), (7, 1096540), (10, 767578), (14, 548270), (20, 383789), (28, 274135), (35, 219308), (70, 109654), (109, 70420), (140, 54827), (218, 35210), (436, 17605), (503, 15260), (545, 14084), (763, 10060), (1006, 7630), (1090, 7042), (1526, 5030), (2012, 3815), (2180, 3521), (2515, 3052)]