393470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 911088

約数和(自身を除く): 517618

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 73, 77, 98, 110, 146, 154, 245, 365, 385, 490, 511, 539, 730, 770, 803, 1022, 1078, 1606, 2555, 2695, 3577, 4015, 5110, 5390, 5621, 7154, 8030, 11242, 17885, 28105, 35770, 39347, 56210, 78694, 196735, 393470]

約数ペア:

[(1, 393470), (2, 196735), (5, 78694), (7, 56210), (10, 39347), (11, 35770), (14, 28105), (22, 17885), (35, 11242), (49, 8030), (55, 7154), (70, 5621), (73, 5390), (77, 5110), (98, 4015), (110, 3577), (146, 2695), (154, 2555), (245, 1606), (365, 1078), (385, 1022), (490, 803), (511, 770), (539, 730)]