30465280

素因数分解:

$2^8\times 5^1\times {\mathrm{23801}}^1$

素因数の和:23822

約数の個数: 36

約数和(自身を含む): 72976932

約数和(自身を除く): 42511652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23801, 47602, 95204, 119005, 190408, 238010, 380816, 476020, 761632, 952040, 1523264, 1904080, 3046528, 3808160, 6093056, 7616320, 15232640, 30465280]

約数ペア:

[(1, 30465280), (2, 15232640), (4, 7616320), (5, 6093056), (8, 3808160), (10, 3046528), (16, 1904080), (20, 1523264), (32, 952040), (40, 761632), (64, 476020), (80, 380816), (128, 238010), (160, 190408), (256, 119005), (320, 95204), (640, 47602), (1280, 23801)]