19592800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1328

約数の個数: 72

約数和(自身を含む): 50387400

約数和(自身を除く): 30794600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1289, 1520, 1900, 2578, 3040, 3800, 5156, 6445, 7600, 10312, 12890, 15200, 20624, 24491, 25780, 32225, 41248, 48982, 51560, 64450, 97964, 103120, 122455, 128900, 195928, 206240, 244910, 257800, 391856, 489820, 515600, 612275, 783712, 979640, 1031200, 1224550, 1959280, 2449100, 3918560, 4898200, 9796400, 19592800]

約数ペア:

[(1, 19592800), (2, 9796400), (4, 4898200), (5, 3918560), (8, 2449100), (10, 1959280), (16, 1224550), (19, 1031200), (20, 979640), (25, 783712), (32, 612275), (38, 515600), (40, 489820), (50, 391856), (76, 257800), (80, 244910), (95, 206240), (100, 195928), (152, 128900), (160, 122455), (190, 103120), (200, 97964), (304, 64450), (380, 51560), (400, 48982), (475, 41248), (608, 32225), (760, 25780), (800, 24491), (950, 20624), (1289, 15200), (1520, 12890), (1900, 10312), (2578, 7600), (3040, 6445), (3800, 5156)]