30739972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1579}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 55919360

約数和(自身を除く): 25179388

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 1579, 3158, 4867, 6316, 9734, 19468, 48949, 97898, 195796, 247903, 495806, 991612, 7684993, 15369986, 30739972]

約数ペア:

[(1, 30739972), (2, 15369986), (4, 7684993), (31, 991612), (62, 495806), (124, 247903), (157, 195796), (314, 97898), (628, 48949), (1579, 19468), (3158, 9734), (4867, 6316)]