726784820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{3863}}^1$

素因数の和:4304

約数の個数: 48

約数和(自身を含む): 1596913920

約数和(自身を除く): 870129100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 409, 460, 818, 1636, 2045, 3863, 4090, 7726, 8180, 9407, 15452, 18814, 19315, 37628, 38630, 47035, 77260, 88849, 94070, 177698, 188140, 355396, 444245, 888490, 1579967, 1776980, 3159934, 6319868, 7899835, 15799670, 31599340, 36339241, 72678482, 145356964, 181696205, 363392410, 726784820]

約数ペア:

[(1, 726784820), (2, 363392410), (4, 181696205), (5, 145356964), (10, 72678482), (20, 36339241), (23, 31599340), (46, 15799670), (92, 7899835), (115, 6319868), (230, 3159934), (409, 1776980), (460, 1579967), (818, 888490), (1636, 444245), (2045, 355396), (3863, 188140), (4090, 177698), (7726, 94070), (8180, 88849), (9407, 77260), (15452, 47035), (18814, 38630), (19315, 37628)]