30958070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21649}}^1$

素因数の和:21680

約数の個数: 32

約数和(自身を含む): 65469600

約数和(自身を除く): 34511530

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 21649, 43298, 108245, 216490, 238139, 281437, 476278, 562874, 1190695, 1407185, 2381390, 2814370, 3095807, 6191614, 15479035, 30958070]

約数ペア:

[(1, 30958070), (2, 15479035), (5, 6191614), (10, 3095807), (11, 2814370), (13, 2381390), (22, 1407185), (26, 1190695), (55, 562874), (65, 476278), (110, 281437), (130, 238139), (143, 216490), (286, 108245), (715, 43298), (1430, 21649)]