30394420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2029}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 73664640

約数和(自身を除く): 43270220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2029, 2140, 2996, 3745, 4058, 7490, 8116, 10145, 14203, 14980, 20290, 28406, 40580, 56812, 71015, 142030, 217103, 284060, 434206, 868412, 1085515, 1519721, 2171030, 3039442, 4342060, 6078884, 7598605, 15197210, 30394420]

約数ペア:

[(1, 30394420), (2, 15197210), (4, 7598605), (5, 6078884), (7, 4342060), (10, 3039442), (14, 2171030), (20, 1519721), (28, 1085515), (35, 868412), (70, 434206), (107, 284060), (140, 217103), (214, 142030), (428, 71015), (535, 56812), (749, 40580), (1070, 28406), (1498, 20290), (2029, 14980), (2140, 14203), (2996, 10145), (3745, 8116), (4058, 7490)]