2000865280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5281}}^1$

素因数の和:5345

約数の個数: 96

約数和(自身を含む): 4931592120

約数和(自身を除く): 2930726840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1024, 1184, 1280, 1480, 2048, 2368, 2560, 2960, 4736, 5120, 5281, 5920, 9472, 10240, 10562, 11840, 18944, 21124, 23680, 26405, 37888, 42248, 47360, 52810, 75776, 84496, 94720, 105620, 168992, 189440, 195397, 211240, 337984, 378880, 390794, 422480, 675968, 781588, 844960, 976985, 1351936, 1563176, 1689920, 1953970, 2703872, 3126352, 3379840, 3907940, 5407744, 6252704, 6759680, 7815880, 10815488, 12505408, 13519360, 15631760, 25010816, 27038720, 31263520, 50021632, 54077440, 62527040, 100043264, 125054080, 200086528, 250108160, 400173056, 500216320, 1000432640, 2000865280]

約数ペア:

[(1, 2000865280), (2, 1000432640), (4, 500216320), (5, 400173056), (8, 250108160), (10, 200086528), (16, 125054080), (20, 100043264), (32, 62527040), (37, 54077440), (40, 50021632), (64, 31263520), (74, 27038720), (80, 25010816), (128, 15631760), (148, 13519360), (160, 12505408), (185, 10815488), (256, 7815880), (296, 6759680), (320, 6252704), (370, 5407744), (512, 3907940), (592, 3379840), (640, 3126352), (740, 2703872), (1024, 1953970), (1184, 1689920), (1280, 1563176), (1480, 1351936), (2048, 976985), (2368, 844960), (2560, 781588), (2960, 675968), (4736, 422480), (5120, 390794), (5281, 378880), (5920, 337984), (9472, 211240), (10240, 195397), (10562, 189440), (11840, 168992), (18944, 105620), (21124, 94720), (23680, 84496), (26405, 75776), (37888, 52810), (42248, 47360)]