2019774800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1151}}^1$

素因数の和:1317

約数の個数: 120

約数和(自身を含む): 5021678592

約数和(自身を除く): 3001903792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 107, 164, 200, 205, 214, 328, 400, 410, 428, 535, 656, 820, 856, 1025, 1070, 1151, 1640, 1712, 2050, 2140, 2302, 2675, 3280, 4100, 4280, 4387, 4604, 5350, 5755, 8200, 8560, 8774, 9208, 10700, 11510, 16400, 17548, 18416, 21400, 21935, 23020, 28775, 35096, 42800, 43870, 46040, 47191, 57550, 70192, 87740, 92080, 94382, 109675, 115100, 123157, 175480, 188764, 219350, 230200, 235955, 246314, 350960, 377528, 438700, 460400, 471910, 492628, 615785, 755056, 877400, 943820, 985256, 1179775, 1231570, 1754800, 1887640, 1970512, 2359550, 2463140, 3078925, 3775280, 4719100, 4926280, 5049437, 6157850, 9438200, 9852560, 10098874, 12315700, 18876400, 20197748, 24631400, 25247185, 40395496, 49262800, 50494370, 80790992, 100988740, 126235925, 201977480, 252471850, 403954960, 504943700, 1009887400, 2019774800]

約数ペア:

[(1, 2019774800), (2, 1009887400), (4, 504943700), (5, 403954960), (8, 252471850), (10, 201977480), (16, 126235925), (20, 100988740), (25, 80790992), (40, 50494370), (41, 49262800), (50, 40395496), (80, 25247185), (82, 24631400), (100, 20197748), (107, 18876400), (164, 12315700), (200, 10098874), (205, 9852560), (214, 9438200), (328, 6157850), (400, 5049437), (410, 4926280), (428, 4719100), (535, 3775280), (656, 3078925), (820, 2463140), (856, 2359550), (1025, 1970512), (1070, 1887640), (1151, 1754800), (1640, 1231570), (1712, 1179775), (2050, 985256), (2140, 943820), (2302, 877400), (2675, 755056), (3280, 615785), (4100, 492628), (4280, 471910), (4387, 460400), (4604, 438700), (5350, 377528), (5755, 350960), (8200, 246314), (8560, 235955), (8774, 230200), (9208, 219350), (10700, 188764), (11510, 175480), (16400, 123157), (17548, 115100), (18416, 109675), (21400, 94382), (21935, 92080), (23020, 87740), (28775, 70192), (35096, 57550), (42800, 47191), (43870, 46040)]