19602840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 62726400

約数和(自身を除く): 43123560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 43, 58, 60, 86, 87, 116, 120, 129, 131, 145, 172, 174, 215, 232, 258, 262, 290, 344, 348, 393, 430, 435, 516, 524, 580, 645, 655, 696, 786, 860, 870, 1032, 1048, 1160, 1247, 1290, 1310, 1572, 1720, 1740, 1965, 2494, 2580, 2620, 3144, 3480, 3741, 3799, 3930, 4988, 5160, 5240, 5633, 6235, 7482, 7598, 7860, 9976, 11266, 11397, 12470, 14964, 15196, 15720, 16899, 18705, 18995, 22532, 22794, 24940, 28165, 29928, 30392, 33798, 37410, 37990, 45064, 45588, 49880, 56330, 56985, 67596, 74820, 75980, 84495, 91176, 112660, 113970, 135192, 149640, 151960, 163357, 168990, 225320, 227940, 326714, 337980, 455880, 490071, 653428, 675960, 816785, 980142, 1306856, 1633570, 1960284, 2450355, 3267140, 3920568, 4900710, 6534280, 9801420, 19602840]

約数ペア:

[(1, 19602840), (2, 9801420), (3, 6534280), (4, 4900710), (5, 3920568), (6, 3267140), (8, 2450355), (10, 1960284), (12, 1633570), (15, 1306856), (20, 980142), (24, 816785), (29, 675960), (30, 653428), (40, 490071), (43, 455880), (58, 337980), (60, 326714), (86, 227940), (87, 225320), (116, 168990), (120, 163357), (129, 151960), (131, 149640), (145, 135192), (172, 113970), (174, 112660), (215, 91176), (232, 84495), (258, 75980), (262, 74820), (290, 67596), (344, 56985), (348, 56330), (393, 49880), (430, 45588), (435, 45064), (516, 37990), (524, 37410), (580, 33798), (645, 30392), (655, 29928), (696, 28165), (786, 24940), (860, 22794), (870, 22532), (1032, 18995), (1048, 18705), (1160, 16899), (1247, 15720), (1290, 15196), (1310, 14964), (1572, 12470), (1720, 11397), (1740, 11266), (1965, 9976), (2494, 7860), (2580, 7598), (2620, 7482), (3144, 6235), (3480, 5633), (3741, 5240), (3799, 5160), (3930, 4988)]