1999462430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{320941}}^1$

素因数の和:321044

約数の個数: 32

約数和(自身を含む): 4159408320

約数和(自身を除く): 2159945890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 320941, 641882, 1604705, 2246587, 3209410, 4493174, 11232935, 22465870, 28563749, 57127498, 142818745, 199946243, 285637490, 399892486, 999731215, 1999462430]

約数ペア:

[(1, 1999462430), (2, 999731215), (5, 399892486), (7, 285637490), (10, 199946243), (14, 142818745), (35, 57127498), (70, 28563749), (89, 22465870), (178, 11232935), (445, 4493174), (623, 3209410), (890, 2246587), (1246, 1604705), (3115, 641882), (6230, 320941)]