40386320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38833}}^1$

素因数の和:38859

約数の個数: 40

約数和(自身を含む): 101123736

約数和(自身を除く): 60737416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38833, 77666, 155332, 194165, 310664, 388330, 504829, 621328, 776660, 1009658, 1553320, 2019316, 2524145, 3106640, 4038632, 5048290, 8077264, 10096580, 20193160, 40386320]

約数ペア:

[(1, 40386320), (2, 20193160), (4, 10096580), (5, 8077264), (8, 5048290), (10, 4038632), (13, 3106640), (16, 2524145), (20, 2019316), (26, 1553320), (40, 1009658), (52, 776660), (65, 621328), (80, 504829), (104, 388330), (130, 310664), (208, 194165), (260, 155332), (520, 77666), (1040, 38833)]