18260900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1413

約数の個数: 72

約数和(自身を含む): 47705280

約数和(自身を除く): 29444380

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, 1373, 1900, 2660, 2746, 3325, 5492, 6650, 6865, 9611, 13300, 13730, 19222, 26087, 27460, 34325, 38444, 48055, 52174, 68650, 96110, 104348, 130435, 137300, 182609, 192220, 240275, 260870, 365218, 480550, 521740, 652175, 730436, 913045, 961100, 1304350, 1826090, 2608700, 3652180, 4565225, 9130450, 18260900]

約数ペア:

[(1, 18260900), (2, 9130450), (4, 4565225), (5, 3652180), (7, 2608700), (10, 1826090), (14, 1304350), (19, 961100), (20, 913045), (25, 730436), (28, 652175), (35, 521740), (38, 480550), (50, 365218), (70, 260870), (76, 240275), (95, 192220), (100, 182609), (133, 137300), (140, 130435), (175, 104348), (190, 96110), (266, 68650), (350, 52174), (380, 48055), (475, 38444), (532, 34325), (665, 27460), (700, 26087), (950, 19222), (1330, 13730), (1373, 13300), (1900, 9611), (2660, 6865), (2746, 6650), (3325, 5492)]