30388120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108529}}^1$

素因数の和:108547

約数の個数: 32

約数和(自身を含む): 78141600

約数和(自身を除く): 47753480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108529, 217058, 434116, 542645, 759703, 868232, 1085290, 1519406, 2170580, 3038812, 3798515, 4341160, 6077624, 7597030, 15194060, 30388120]

約数ペア:

[(1, 30388120), (2, 15194060), (4, 7597030), (5, 6077624), (7, 4341160), (8, 3798515), (10, 3038812), (14, 2170580), (20, 1519406), (28, 1085290), (35, 868232), (40, 759703), (56, 542645), (70, 434116), (140, 217058), (280, 108529)]