19785120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:942

約数の個数: 96

約数和(自身を含む): 63721728

約数和(自身を除く): 43936608

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, 877, 940, 1128, 1410, 1504, 1754, 1880, 2256, 2631, 2820, 3508, 3760, 4385, 4512, 5262, 5640, 7016, 7520, 8770, 10524, 11280, 13155, 14032, 17540, 21048, 22560, 26310, 28064, 35080, 41219, 42096, 52620, 70160, 82438, 84192, 105240, 123657, 140320, 164876, 206095, 210480, 247314, 329752, 412190, 420960, 494628, 618285, 659504, 824380, 989256, 1236570, 1319008, 1648760, 1978512, 2473140, 3297520, 3957024, 4946280, 6595040, 9892560, 19785120]

約数ペア:

[(1, 19785120), (2, 9892560), (3, 6595040), (4, 4946280), (5, 3957024), (6, 3297520), (8, 2473140), (10, 1978512), (12, 1648760), (15, 1319008), (16, 1236570), (20, 989256), (24, 824380), (30, 659504), (32, 618285), (40, 494628), (47, 420960), (48, 412190), (60, 329752), (80, 247314), (94, 210480), (96, 206095), (120, 164876), (141, 140320), (160, 123657), (188, 105240), (235, 84192), (240, 82438), (282, 70160), (376, 52620), (470, 42096), (480, 41219), (564, 35080), (705, 28064), (752, 26310), (877, 22560), (940, 21048), (1128, 17540), (1410, 14032), (1504, 13155), (1754, 11280), (1880, 10524), (2256, 8770), (2631, 7520), (2820, 7016), (3508, 5640), (3760, 5262), (4385, 4512)]