1865890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 3741696

約数和(自身を除く): 1875806

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 463, 806, 926, 2015, 2315, 4030, 4630, 6019, 12038, 14353, 28706, 30095, 60190, 71765, 143530, 186589, 373178, 932945, 1865890]

約数ペア:

[(1, 1865890), (2, 932945), (5, 373178), (10, 186589), (13, 143530), (26, 71765), (31, 60190), (62, 30095), (65, 28706), (130, 14353), (155, 12038), (310, 6019), (403, 4630), (463, 4030), (806, 2315), (926, 2015)]