1999728430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1847}}^1\times {\mathrm{15467}}^1$

素因数の和:17328

約数の個数: 32

約数和(自身を含む): 4116220416

約数和(自身を除く): 2116491986

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1847, 3694, 9235, 12929, 15467, 18470, 25858, 30934, 64645, 77335, 108269, 129290, 154670, 216538, 541345, 1082690, 28567549, 57135098, 142837745, 199972843, 285675490, 399945686, 999864215, 1999728430]

約数ペア:

[(1, 1999728430), (2, 999864215), (5, 399945686), (7, 285675490), (10, 199972843), (14, 142837745), (35, 57135098), (70, 28567549), (1847, 1082690), (3694, 541345), (9235, 216538), (12929, 154670), (15467, 129290), (18470, 108269), (25858, 77335), (30934, 64645)]