28345323520

素因数分解:

$2^{12}\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5791}}^1$

素因数の和:6059

約数の個数: 104

約数和(自身を含む): 68316871680

約数和(自身を除く): 39971548160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 256, 320, 478, 512, 640, 956, 1024, 1195, 1280, 1912, 2048, 2390, 2560, 3824, 4096, 4780, 5120, 5791, 7648, 9560, 10240, 11582, 15296, 19120, 20480, 23164, 28955, 30592, 38240, 46328, 57910, 61184, 76480, 92656, 115820, 122368, 152960, 185312, 231640, 244736, 305920, 370624, 463280, 489472, 611840, 741248, 926560, 978944, 1223680, 1384049, 1482496, 1853120, 2447360, 2768098, 2964992, 3706240, 4894720, 5536196, 5929984, 6920245, 7412480, 11072392, 11859968, 13840490, 14824960, 22144784, 23719936, 27680980, 29649920, 44289568, 55361960, 59299840, 88579136, 110723920, 118599680, 177158272, 221447840, 354316544, 442895680, 708633088, 885791360, 1417266176, 1771582720, 2834532352, 3543165440, 5669064704, 7086330880, 14172661760, 28345323520]

約数ペア:

[(1, 28345323520), (2, 14172661760), (4, 7086330880), (5, 5669064704), (8, 3543165440), (10, 2834532352), (16, 1771582720), (20, 1417266176), (32, 885791360), (40, 708633088), (64, 442895680), (80, 354316544), (128, 221447840), (160, 177158272), (239, 118599680), (256, 110723920), (320, 88579136), (478, 59299840), (512, 55361960), (640, 44289568), (956, 29649920), (1024, 27680980), (1195, 23719936), (1280, 22144784), (1912, 14824960), (2048, 13840490), (2390, 11859968), (2560, 11072392), (3824, 7412480), (4096, 6920245), (4780, 5929984), (5120, 5536196), (5791, 4894720), (7648, 3706240), (9560, 2964992), (10240, 2768098), (11582, 2447360), (15296, 1853120), (19120, 1482496), (20480, 1384049), (23164, 1223680), (28955, 978944), (30592, 926560), (38240, 741248), (46328, 611840), (57910, 489472), (61184, 463280), (76480, 370624), (92656, 305920), (115820, 244736), (122368, 231640), (152960, 185312)]