31838720

素因数分解:

$2^9\times 5^1\times {\mathrm{12437}}^1$

素因数の和:12460

約数の個数: 40

約数和(自身を含む): 76344444

約数和(自身を除く): 44505724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12437, 24874, 49748, 62185, 99496, 124370, 198992, 248740, 397984, 497480, 795968, 994960, 1591936, 1989920, 3183872, 3979840, 6367744, 7959680, 15919360, 31838720]

約数ペア:

[(1, 31838720), (2, 15919360), (4, 7959680), (5, 6367744), (8, 3979840), (10, 3183872), (16, 1989920), (20, 1591936), (32, 994960), (40, 795968), (64, 497480), (80, 397984), (128, 248740), (160, 198992), (256, 124370), (320, 99496), (512, 62185), (640, 49748), (1280, 24874), (2560, 12437)]