21941200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2887}}^1$

素因数の和:2924

約数の個数: 60

約数和(自身を含む): 55507360

約数和(自身を除く): 33566160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 2887, 3800, 5774, 7600, 11548, 14435, 23096, 28870, 46192, 54853, 57740, 72175, 109706, 115480, 144350, 219412, 230960, 274265, 288700, 438824, 548530, 577400, 877648, 1097060, 1154800, 1371325, 2194120, 2742650, 4388240, 5485300, 10970600, 21941200]

約数ペア:

[(1, 21941200), (2, 10970600), (4, 5485300), (5, 4388240), (8, 2742650), (10, 2194120), (16, 1371325), (19, 1154800), (20, 1097060), (25, 877648), (38, 577400), (40, 548530), (50, 438824), (76, 288700), (80, 274265), (95, 230960), (100, 219412), (152, 144350), (190, 115480), (200, 109706), (304, 72175), (380, 57740), (400, 54853), (475, 46192), (760, 28870), (950, 23096), (1520, 14435), (1900, 11548), (2887, 7600), (3800, 5774)]