1260953560

素因数分解:

$2^3\times 5^1\times {\mathrm{31523839}}^1$

素因数の和:31523850

約数の個数: 16

約数和(自身を含む): 2837145600

約数和(自身を除く): 1576192040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 31523839, 63047678, 126095356, 157619195, 252190712, 315238390, 630476780, 1260953560]

約数ペア:

[(1, 1260953560), (2, 630476780), (4, 315238390), (5, 252190712), (8, 157619195), (10, 126095356), (20, 63047678), (40, 31523839)]