20624060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60659}}^1$

素因数の和:60685

約数の個数: 24

約数和(自身を含む): 45858960

約数和(自身を除く): 25234900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 60659, 121318, 242636, 303295, 606590, 1031203, 1213180, 2062406, 4124812, 5156015, 10312030, 20624060]

約数ペア:

[(1, 20624060), (2, 10312030), (4, 5156015), (5, 4124812), (10, 2062406), (17, 1213180), (20, 1031203), (34, 606590), (68, 303295), (85, 242636), (170, 121318), (340, 60659)]