13889780980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1\times {\mathrm{15767}}^1$

素因数の和:18384

約数の個数: 48

約数和(自身を含む): 30898215936

約数和(自身を除く): 17008434956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2591, 5182, 10364, 12955, 15767, 25910, 31534, 44047, 51820, 63068, 78835, 88094, 157670, 176188, 220235, 268039, 315340, 440470, 536078, 880940, 1072156, 1340195, 2680390, 5360780, 40852297, 81704594, 163409188, 204261485, 408522970, 694489049, 817045940, 1388978098, 2777956196, 3472445245, 6944890490, 13889780980]

約数ペア:

[(1, 13889780980), (2, 6944890490), (4, 3472445245), (5, 2777956196), (10, 1388978098), (17, 817045940), (20, 694489049), (34, 408522970), (68, 204261485), (85, 163409188), (170, 81704594), (340, 40852297), (2591, 5360780), (5182, 2680390), (10364, 1340195), (12955, 1072156), (15767, 880940), (25910, 536078), (31534, 440470), (44047, 315340), (51820, 268039), (63068, 220235), (78835, 176188), (88094, 157670)]