2051207930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{280603}}^1$

素因数の和:280670

約数の個数: 32

約数和(自身を含む): 4000290624

約数和(自身を除く): 1949082694

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 280603, 561206, 1403015, 2806030, 4770251, 9540502, 12065929, 23851255, 24131858, 47702510, 60329645, 120659290, 205120793, 410241586, 1025603965, 2051207930]

約数ペア:

[(1, 2051207930), (2, 1025603965), (5, 410241586), (10, 205120793), (17, 120659290), (34, 60329645), (43, 47702510), (85, 24131858), (86, 23851255), (170, 12065929), (215, 9540502), (430, 4770251), (731, 2806030), (1462, 1403015), (3655, 561206), (7310, 280603)]