11115980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17929}}^1$

素因数の和:17969

約数の個数: 24

約数和(自身を含む): 24097920

約数和(自身を除く): 12981940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 17929, 35858, 71716, 89645, 179290, 358580, 555799, 1111598, 2223196, 2778995, 5557990, 11115980]

約数ペア:

[(1, 11115980), (2, 5557990), (4, 2778995), (5, 2223196), (10, 1111598), (20, 555799), (31, 358580), (62, 179290), (124, 89645), (155, 71716), (310, 35858), (620, 17929)]