15694277780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{157037}}^1$

素因数の和:157328

約数の個数: 48

約数和(自身を含む): 34824746880

約数和(自身を除く): 19130469100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 263, 380, 526, 1052, 1315, 2630, 4997, 5260, 9994, 19988, 24985, 49970, 99940, 157037, 314074, 628148, 785185, 1570370, 2983703, 3140740, 5967406, 11934812, 14918515, 29837030, 41300731, 59674060, 82601462, 165202924, 206503655, 413007310, 784713889, 826014620, 1569427778, 3138855556, 3923569445, 7847138890, 15694277780]

約数ペア:

[(1, 15694277780), (2, 7847138890), (4, 3923569445), (5, 3138855556), (10, 1569427778), (19, 826014620), (20, 784713889), (38, 413007310), (76, 206503655), (95, 165202924), (190, 82601462), (263, 59674060), (380, 41300731), (526, 29837030), (1052, 14918515), (1315, 11934812), (2630, 5967406), (4997, 3140740), (5260, 2983703), (9994, 1570370), (19988, 785185), (24985, 628148), (49970, 314074), (99940, 157037)]