18927840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 42036000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 839, 940, 1128, 1410, 1504, 1678, 1880, 2256, 2517, 2820, 3356, 3760, 4195, 4512, 5034, 5640, 6712, 7520, 8390, 10068, 11280, 12585, 13424, 16780, 20136, 22560, 25170, 26848, 33560, 39433, 40272, 50340, 67120, 78866, 80544, 100680, 118299, 134240, 157732, 197165, 201360, 236598, 315464, 394330, 402720, 473196, 591495, 630928, 788660, 946392, 1182990, 1261856, 1577320, 1892784, 2365980, 3154640, 3785568, 4731960, 6309280, 9463920, 18927840]

約数ペア:

[(1, 18927840), (2, 9463920), (3, 6309280), (4, 4731960), (5, 3785568), (6, 3154640), (8, 2365980), (10, 1892784), (12, 1577320), (15, 1261856), (16, 1182990), (20, 946392), (24, 788660), (30, 630928), (32, 591495), (40, 473196), (47, 402720), (48, 394330), (60, 315464), (80, 236598), (94, 201360), (96, 197165), (120, 157732), (141, 134240), (160, 118299), (188, 100680), (235, 80544), (240, 78866), (282, 67120), (376, 50340), (470, 40272), (480, 39433), (564, 33560), (705, 26848), (752, 25170), (839, 22560), (940, 20136), (1128, 16780), (1410, 13424), (1504, 12585), (1678, 11280), (1880, 10068), (2256, 8390), (2517, 7520), (2820, 6712), (3356, 5640), (3760, 5034), (4195, 4512)]