508728280

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{11987}}^1$

素因数の和:13059

約数の個数: 32

約数和(自身を含む): 1145813040

約数和(自身を除く): 637084760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 4244, 5305, 8488, 10610, 11987, 21220, 23974, 42440, 47948, 59935, 95896, 119870, 239740, 479480, 12718207, 25436414, 50872828, 63591035, 101745656, 127182070, 254364140, 508728280]

約数ペア:

[(1, 508728280), (2, 254364140), (4, 127182070), (5, 101745656), (8, 63591035), (10, 50872828), (20, 25436414), (40, 12718207), (1061, 479480), (2122, 239740), (4244, 119870), (5305, 95896), (8488, 59935), (10610, 47948), (11987, 42440), (21220, 23974)]