20130882560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3931813}}^1$

素因数の和:3931838

約数の個数: 44

約数和(自身を含む): 48290539548

約数和(自身を除く): 28159656988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 3931813, 7863626, 15727252, 19659065, 31454504, 39318130, 62909008, 78636260, 125818016, 157272520, 251636032, 314545040, 503272064, 629090080, 1006544128, 1258180160, 2013088256, 2516360320, 4026176512, 5032720640, 10065441280, 20130882560]

約数ペア:

[(1, 20130882560), (2, 10065441280), (4, 5032720640), (5, 4026176512), (8, 2516360320), (10, 2013088256), (16, 1258180160), (20, 1006544128), (32, 629090080), (40, 503272064), (64, 314545040), (80, 251636032), (128, 157272520), (160, 125818016), (256, 78636260), (320, 62909008), (512, 39318130), (640, 31454504), (1024, 19659065), (1280, 15727252), (2560, 7863626), (5120, 3931813)]