2109474640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{289763}}^1$

素因数の和:289796

約数の個数: 80

約数和(自身を含む): 6036363648

約数和(自身を除く): 3926889008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 289763, 579526, 1159052, 1448815, 2028341, 2318104, 2897630, 3766919, 4056682, 4636208, 5795260, 7533838, 8113364, 10141705, 11590520, 15067676, 16226728, 18834595, 20283410, 23181040, 26368433, 30135352, 32453456, 37669190, 40566820, 52736866, 60270704, 75338380, 81133640, 105473732, 131842165, 150676760, 162267280, 210947464, 263684330, 301353520, 421894928, 527368660, 1054737320, 2109474640]

約数ペア:

[(1, 2109474640), (2, 1054737320), (4, 527368660), (5, 421894928), (7, 301353520), (8, 263684330), (10, 210947464), (13, 162267280), (14, 150676760), (16, 131842165), (20, 105473732), (26, 81133640), (28, 75338380), (35, 60270704), (40, 52736866), (52, 40566820), (56, 37669190), (65, 32453456), (70, 30135352), (80, 26368433), (91, 23181040), (104, 20283410), (112, 18834595), (130, 16226728), (140, 15067676), (182, 11590520), (208, 10141705), (260, 8113364), (280, 7533838), (364, 5795260), (455, 4636208), (520, 4056682), (560, 3766919), (728, 2897630), (910, 2318104), (1040, 2028341), (1456, 1448815), (1820, 1159052), (3640, 579526), (7280, 289763)]