20627090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 43794432

約数和(自身を除く): 23167342

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 263, 310, 341, 506, 526, 682, 713, 1265, 1315, 1426, 1705, 2530, 2630, 2893, 3410, 3565, 5786, 6049, 7130, 7843, 8153, 12098, 14465, 15686, 16306, 28930, 30245, 39215, 40765, 60490, 66539, 78430, 81530, 89683, 133078, 179366, 187519, 332695, 375038, 448415, 665390, 896830, 937595, 1875190, 2062709, 4125418, 10313545, 20627090]

約数ペア:

[(1, 20627090), (2, 10313545), (5, 4125418), (10, 2062709), (11, 1875190), (22, 937595), (23, 896830), (31, 665390), (46, 448415), (55, 375038), (62, 332695), (110, 187519), (115, 179366), (155, 133078), (230, 89683), (253, 81530), (263, 78430), (310, 66539), (341, 60490), (506, 40765), (526, 39215), (682, 30245), (713, 28930), (1265, 16306), (1315, 15686), (1426, 14465), (1705, 12098), (2530, 8153), (2630, 7843), (2893, 7130), (3410, 6049), (3565, 5786)]