211313620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{6263}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 509338368

約数和(自身を除く): 298024748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6263, 6748, 8435, 12526, 16870, 25052, 31315, 33740, 43841, 62630, 87682, 125260, 175364, 219205, 438410, 876820, 1509383, 3018766, 6037532, 7546915, 10565681, 15093830, 21131362, 30187660, 42262724, 52828405, 105656810, 211313620]

約数ペア:

[(1, 211313620), (2, 105656810), (4, 52828405), (5, 42262724), (7, 30187660), (10, 21131362), (14, 15093830), (20, 10565681), (28, 7546915), (35, 6037532), (70, 3018766), (140, 1509383), (241, 876820), (482, 438410), (964, 219205), (1205, 175364), (1687, 125260), (2410, 87682), (3374, 62630), (4820, 43841), (6263, 33740), (6748, 31315), (8435, 25052), (12526, 16870)]