12823720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 35838720

約数和(自身を除く): 23015000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 271, 280, 338, 364, 455, 520, 542, 676, 728, 845, 910, 1084, 1183, 1352, 1355, 1690, 1820, 1897, 2168, 2366, 2710, 3380, 3523, 3640, 3794, 4732, 5420, 5915, 6760, 7046, 7588, 9464, 9485, 10840, 11830, 14092, 15176, 17615, 18970, 23660, 24661, 28184, 35230, 37940, 45799, 47320, 49322, 70460, 75880, 91598, 98644, 123305, 140920, 183196, 197288, 228995, 246610, 320593, 366392, 457990, 493220, 641186, 915980, 986440, 1282372, 1602965, 1831960, 2564744, 3205930, 6411860, 12823720]

約数ペア:

[(1, 12823720), (2, 6411860), (4, 3205930), (5, 2564744), (7, 1831960), (8, 1602965), (10, 1282372), (13, 986440), (14, 915980), (20, 641186), (26, 493220), (28, 457990), (35, 366392), (40, 320593), (52, 246610), (56, 228995), (65, 197288), (70, 183196), (91, 140920), (104, 123305), (130, 98644), (140, 91598), (169, 75880), (182, 70460), (260, 49322), (271, 47320), (280, 45799), (338, 37940), (364, 35230), (455, 28184), (520, 24661), (542, 23660), (676, 18970), (728, 17615), (845, 15176), (910, 14092), (1084, 11830), (1183, 10840), (1352, 9485), (1355, 9464), (1690, 7588), (1820, 7046), (1897, 6760), (2168, 5915), (2366, 5420), (2710, 4732), (3380, 3794), (3523, 3640)]