2519720960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28949}}^1$

素因数の和:28991

約数の個数: 88

約数和(自身を含む): 6400150200

約数和(自身を除く): 3880429240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5120, 5440, 8704, 10880, 17408, 21760, 28949, 43520, 57898, 87040, 115796, 144745, 231592, 289490, 463184, 492133, 578980, 926368, 984266, 1157960, 1852736, 1968532, 2315920, 2460665, 3705472, 3937064, 4631840, 4921330, 7410944, 7874128, 9263680, 9842660, 14821888, 15748256, 18527360, 19685320, 29643776, 31496512, 37054720, 39370640, 62993024, 74109440, 78741280, 125986048, 148218880, 157482560, 251972096, 314965120, 503944192, 629930240, 1259860480, 2519720960]

約数ペア:

[(1, 2519720960), (2, 1259860480), (4, 629930240), (5, 503944192), (8, 314965120), (10, 251972096), (16, 157482560), (17, 148218880), (20, 125986048), (32, 78741280), (34, 74109440), (40, 62993024), (64, 39370640), (68, 37054720), (80, 31496512), (85, 29643776), (128, 19685320), (136, 18527360), (160, 15748256), (170, 14821888), (256, 9842660), (272, 9263680), (320, 7874128), (340, 7410944), (512, 4921330), (544, 4631840), (640, 3937064), (680, 3705472), (1024, 2460665), (1088, 2315920), (1280, 1968532), (1360, 1852736), (2176, 1157960), (2560, 984266), (2720, 926368), (4352, 578980), (5120, 492133), (5440, 463184), (8704, 289490), (10880, 231592), (17408, 144745), (21760, 115796), (28949, 87040), (43520, 57898)]