2019291040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{970813}}^1$

素因数の和:970841

約数の個数: 48

約数和(自身を含む): 5137547688

約数和(自身を除く): 3118256648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 970813, 1941626, 3883252, 4854065, 7766504, 9708130, 12620569, 15533008, 19416260, 25241138, 31066016, 38832520, 50482276, 63102845, 77665040, 100964552, 126205690, 155330080, 201929104, 252411380, 403858208, 504822760, 1009645520, 2019291040]

約数ペア:

[(1, 2019291040), (2, 1009645520), (4, 504822760), (5, 403858208), (8, 252411380), (10, 201929104), (13, 155330080), (16, 126205690), (20, 100964552), (26, 77665040), (32, 63102845), (40, 50482276), (52, 38832520), (65, 31066016), (80, 25241138), (104, 19416260), (130, 15533008), (160, 12620569), (208, 9708130), (260, 7766504), (416, 4854065), (520, 3883252), (1040, 1941626), (2080, 970813)]