1812014720

素因数分解:

$2^7\times 5^1\times {\mathrm{2831273}}^1$

素因数の和:2831292

約数の個数: 32

約数和(自身を含む): 4331849220

約数和(自身を除く): 2519834500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2831273, 5662546, 11325092, 14156365, 22650184, 28312730, 45300368, 56625460, 90600736, 113250920, 181201472, 226501840, 362402944, 453003680, 906007360, 1812014720]

約数ペア:

[(1, 1812014720), (2, 906007360), (4, 453003680), (5, 362402944), (8, 226501840), (10, 181201472), (16, 113250920), (20, 90600736), (32, 56625460), (40, 45300368), (64, 28312730), (80, 22650184), (128, 14156365), (160, 11325092), (320, 5662546), (640, 2831273)]