521490380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{9403}}^1$

素因数の和:9518

約数の個数: 48

約数和(自身を含む): 1137507840

約数和(自身を除く): 616017460

約数列:

[1, 2, 4, 5, 10, 20, 47, 59, 94, 118, 188, 235, 236, 295, 470, 590, 940, 1180, 2773, 5546, 9403, 11092, 13865, 18806, 27730, 37612, 47015, 55460, 94030, 188060, 441941, 554777, 883882, 1109554, 1767764, 2209705, 2219108, 2773885, 4419410, 5547770, 8838820, 11095540, 26074519, 52149038, 104298076, 130372595, 260745190, 521490380]

約数ペア:

[(1, 521490380), (2, 260745190), (4, 130372595), (5, 104298076), (10, 52149038), (20, 26074519), (47, 11095540), (59, 8838820), (94, 5547770), (118, 4419410), (188, 2773885), (235, 2219108), (236, 2209705), (295, 1767764), (470, 1109554), (590, 883882), (940, 554777), (1180, 441941), (2773, 188060), (5546, 94030), (9403, 55460), (11092, 47015), (13865, 37612), (18806, 27730)]