2045181580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{6359}}^1$

素因数の和:7618

約数の個数: 48

約数和(自身を含む): 4629723840

約数和(自身を除く): 2584542260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1237, 2474, 4948, 6185, 6359, 12370, 12718, 16081, 24740, 25436, 31795, 32162, 63590, 64324, 80405, 82667, 127180, 160810, 165334, 321620, 330668, 413335, 826670, 1653340, 7866083, 15732166, 31464332, 39330415, 78660830, 102259079, 157321660, 204518158, 409036316, 511295395, 1022590790, 2045181580]

約数ペア:

[(1, 2045181580), (2, 1022590790), (4, 511295395), (5, 409036316), (10, 204518158), (13, 157321660), (20, 102259079), (26, 78660830), (52, 39330415), (65, 31464332), (130, 15732166), (260, 7866083), (1237, 1653340), (2474, 826670), (4948, 413335), (6185, 330668), (6359, 321620), (12370, 165334), (12718, 160810), (16081, 127180), (24740, 82667), (25436, 80405), (31795, 64324), (32162, 63590)]