12399800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 34953120

約数和(自身を除く): 22553320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 521, 595, 680, 700, 850, 952, 1042, 1190, 1400, 1700, 2084, 2380, 2605, 2975, 3400, 3647, 4168, 4760, 5210, 5950, 7294, 8857, 10420, 11900, 13025, 14588, 17714, 18235, 20840, 23800, 26050, 29176, 35428, 36470, 44285, 52100, 61999, 70856, 72940, 88570, 91175, 104200, 123998, 145880, 177140, 182350, 221425, 247996, 309995, 354280, 364700, 442850, 495992, 619990, 729400, 885700, 1239980, 1549975, 1771400, 2479960, 3099950, 6199900, 12399800]

約数ペア:

[(1, 12399800), (2, 6199900), (4, 3099950), (5, 2479960), (7, 1771400), (8, 1549975), (10, 1239980), (14, 885700), (17, 729400), (20, 619990), (25, 495992), (28, 442850), (34, 364700), (35, 354280), (40, 309995), (50, 247996), (56, 221425), (68, 182350), (70, 177140), (85, 145880), (100, 123998), (119, 104200), (136, 91175), (140, 88570), (170, 72940), (175, 70856), (200, 61999), (238, 52100), (280, 44285), (340, 36470), (350, 35428), (425, 29176), (476, 26050), (521, 23800), (595, 20840), (680, 18235), (700, 17714), (850, 14588), (952, 13025), (1042, 11900), (1190, 10420), (1400, 8857), (1700, 7294), (2084, 5950), (2380, 5210), (2605, 4760), (2975, 4168), (3400, 3647)]