2011858974740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7591}}^1\times {\mathrm{697453}}^1$

素因数の和:705072

約数の個数: 48

約数和(自身を含む): 4447859445120

約数和(自身を除く): 2436000470380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 7591, 15182, 30364, 37955, 75910, 144229, 151820, 288458, 576916, 697453, 721145, 1394906, 1442290, 2789812, 2884580, 3487265, 6974530, 13251607, 13949060, 26503214, 53006428, 66258035, 132516070, 265032140, 5294365723, 10588731446, 21177462892, 26471828615, 52943657230, 100592948737, 105887314460, 201185897474, 402371794948, 502964743685, 1005929487370, 2011858974740]

約数ペア:

[(1, 2011858974740), (2, 1005929487370), (4, 502964743685), (5, 402371794948), (10, 201185897474), (19, 105887314460), (20, 100592948737), (38, 52943657230), (76, 26471828615), (95, 21177462892), (190, 10588731446), (380, 5294365723), (7591, 265032140), (15182, 132516070), (30364, 66258035), (37955, 53006428), (75910, 26503214), (144229, 13949060), (151820, 13251607), (288458, 6974530), (576916, 3487265), (697453, 2884580), (721145, 2789812), (1394906, 1442290)]