2161723.00000000

素因数分解:

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

素因数の和:1863

約数の個数: 72

約数和(自身を含む): 63329280

約数和(自身を除く): 39083380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1823, 1900, 2660, 3325, 3646, 6650, 7292, 9115, 12761, 13300, 18230, 25522, 34637, 36460, 45575, 51044, 63805, 69274, 91150, 127610, 138548, 173185, 182300, 242459, 255220, 319025, 346370, 484918, 638050, 692740, 865925, 969836, 1212295, 1276100, 1731850, 2424590, 3463700, 4849180, 6061475, 12122950, 24245900]

約数ペア:

[(1, 24245900), (2, 12122950), (4, 6061475), (5, 4849180), (7, 3463700), (10, 2424590), (14, 1731850), (19, 1276100), (20, 1212295), (25, 969836), (28, 865925), (35, 692740), (38, 638050), (50, 484918), (70, 346370), (76, 319025), (95, 255220), (100, 242459), (133, 182300), (140, 173185), (175, 138548), (190, 127610), (266, 91150), (350, 69274), (380, 63805), (475, 51044), (532, 45575), (665, 36460), (700, 34637), (950, 25522), (1330, 18230), (1823, 13300), (1900, 12761), (2660, 9115), (3325, 7292), (3646, 6650)]