123235420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1931

約数の個数: 96

約数和(自身を含む): 330333696

約数和(自身を除く): 207098276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 140, 154, 172, 215, 220, 301, 308, 385, 430, 473, 602, 770, 860, 946, 1204, 1505, 1540, 1861, 1892, 2365, 3010, 3311, 3722, 4730, 6020, 6622, 7444, 9305, 9460, 13027, 13244, 16555, 18610, 20471, 26054, 33110, 37220, 40942, 52108, 65135, 66220, 80023, 81884, 102355, 130270, 143297, 160046, 204710, 260540, 286594, 320092, 400115, 409420, 560161, 573188, 716485, 800230, 880253, 1120322, 1432970, 1600460, 1760506, 2240644, 2800805, 2865940, 3521012, 4401265, 5601610, 6161771, 8802530, 11203220, 12323542, 17605060, 24647084, 30808855, 61617710, 123235420]

約数ペア:

[(1, 123235420), (2, 61617710), (4, 30808855), (5, 24647084), (7, 17605060), (10, 12323542), (11, 11203220), (14, 8802530), (20, 6161771), (22, 5601610), (28, 4401265), (35, 3521012), (43, 2865940), (44, 2800805), (55, 2240644), (70, 1760506), (77, 1600460), (86, 1432970), (110, 1120322), (140, 880253), (154, 800230), (172, 716485), (215, 573188), (220, 560161), (301, 409420), (308, 400115), (385, 320092), (430, 286594), (473, 260540), (602, 204710), (770, 160046), (860, 143297), (946, 130270), (1204, 102355), (1505, 81884), (1540, 80023), (1861, 66220), (1892, 65135), (2365, 52108), (3010, 40942), (3311, 37220), (3722, 33110), (4730, 26054), (6020, 20471), (6622, 18610), (7444, 16555), (9305, 13244), (9460, 13027)]