8272940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 19135872

約数和(自身を除く): 10862932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 677, 940, 1222, 1354, 2444, 2708, 3055, 3385, 6110, 6770, 8801, 12220, 13540, 17602, 31819, 35204, 44005, 63638, 88010, 127276, 159095, 176020, 318190, 413647, 636380, 827294, 1654588, 2068235, 4136470, 8272940]

約数ペア:

[(1, 8272940), (2, 4136470), (4, 2068235), (5, 1654588), (10, 827294), (13, 636380), (20, 413647), (26, 318190), (47, 176020), (52, 159095), (65, 127276), (94, 88010), (130, 63638), (188, 44005), (235, 35204), (260, 31819), (470, 17602), (611, 13540), (677, 12220), (940, 8801), (1222, 6770), (1354, 6110), (2444, 3385), (2708, 3055)]