28401770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1801}}^1$

素因数の和:1910

約数の個数: 32

約数和(自身を含む): 54492480

約数和(自身を除く): 26090710

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 1801, 3154, 3602, 7885, 9005, 15770, 18010, 34219, 68438, 149483, 171095, 298966, 342190, 747415, 1494830, 2840177, 5680354, 14200885, 28401770]

約数ペア:

[(1, 28401770), (2, 14200885), (5, 5680354), (10, 2840177), (19, 1494830), (38, 747415), (83, 342190), (95, 298966), (166, 171095), (190, 149483), (415, 68438), (830, 34219), (1577, 18010), (1801, 15770), (3154, 9005), (3602, 7885)]