30394210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5639}}^1$

素因数の和:5671

約数の個数: 48

約数和(自身を含む): 69439680

約数和(自身を除く): 39045470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 5639, 11278, 28195, 39473, 56390, 62029, 78946, 124058, 197365, 276311, 310145, 394730, 434203, 552622, 620290, 868406, 1381555, 2171015, 2763110, 3039421, 4342030, 6078842, 15197105, 30394210]

約数ペア:

[(1, 30394210), (2, 15197105), (5, 6078842), (7, 4342030), (10, 3039421), (11, 2763110), (14, 2171015), (22, 1381555), (35, 868406), (49, 620290), (55, 552622), (70, 434203), (77, 394730), (98, 310145), (110, 276311), (154, 197365), (245, 124058), (385, 78946), (490, 62029), (539, 56390), (770, 39473), (1078, 28195), (2695, 11278), (5390, 5639)]