2912389120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{284413}}^1$

素因数の和:284440

約数の個数: 48

約数和(自身を含む): 6988051980

約数和(自身を除く): 4075662860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 284413, 568826, 1137652, 1422065, 2275304, 2844130, 4550608, 5688260, 9101216, 11376520, 18202432, 22753040, 36404864, 45506080, 72809728, 91012160, 145619456, 182024320, 291238912, 364048640, 582477824, 728097280, 1456194560, 2912389120]

約数ペア:

[(1, 2912389120), (2, 1456194560), (4, 728097280), (5, 582477824), (8, 364048640), (10, 291238912), (16, 182024320), (20, 145619456), (32, 91012160), (40, 72809728), (64, 45506080), (80, 36404864), (128, 22753040), (160, 18202432), (256, 11376520), (320, 9101216), (512, 5688260), (640, 4550608), (1024, 2844130), (1280, 2275304), (2048, 1422065), (2560, 1137652), (5120, 568826), (10240, 284413)]