420090890

素因数分解:

$2^1\times 5^1\times {\mathrm{4783}}^1\times {\mathrm{8783}}^1$

素因数の和:13573

約数の個数: 16

約数和(自身を含む): 756407808

約数和(自身を除く): 336316918

約数列:

[1, 2, 5, 10, 4783, 8783, 9566, 17566, 23915, 43915, 47830, 87830, 42009089, 84018178, 210045445, 420090890]

約数ペア:

[(1, 420090890), (2, 210045445), (5, 84018178), (10, 42009089), (4783, 87830), (8783, 47830), (9566, 43915), (17566, 23915)]