19396720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1823}}^1$

素因数の和:1862

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 34885520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 1823, 2128, 2660, 3646, 5320, 7292, 9115, 10640, 12761, 14584, 18230, 25522, 29168, 34637, 36460, 51044, 63805, 69274, 72920, 102088, 127610, 138548, 145840, 173185, 204176, 242459, 255220, 277096, 346370, 484918, 510440, 554192, 692740, 969836, 1020880, 1212295, 1385480, 1939672, 2424590, 2770960, 3879344, 4849180, 9698360, 19396720]

約数ペア:

[(1, 19396720), (2, 9698360), (4, 4849180), (5, 3879344), (7, 2770960), (8, 2424590), (10, 1939672), (14, 1385480), (16, 1212295), (19, 1020880), (20, 969836), (28, 692740), (35, 554192), (38, 510440), (40, 484918), (56, 346370), (70, 277096), (76, 255220), (80, 242459), (95, 204176), (112, 173185), (133, 145840), (140, 138548), (152, 127610), (190, 102088), (266, 72920), (280, 69274), (304, 63805), (380, 51044), (532, 36460), (560, 34637), (665, 29168), (760, 25522), (1064, 18230), (1330, 14584), (1520, 12761), (1823, 10640), (2128, 9115), (2660, 7292), (3646, 5320)]