26831420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 75841920

約数和(自身を除く): 49010500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 131, 133, 140, 154, 190, 196, 209, 220, 245, 262, 266, 308, 380, 385, 418, 490, 524, 532, 539, 655, 665, 770, 836, 917, 931, 980, 1045, 1078, 1310, 1330, 1441, 1463, 1540, 1834, 1862, 2090, 2156, 2489, 2620, 2660, 2695, 2882, 2926, 3668, 3724, 4180, 4585, 4655, 4978, 5390, 5764, 5852, 6419, 7205, 7315, 9170, 9310, 9956, 10087, 10241, 10780, 12445, 12838, 14410, 14630, 17423, 18340, 18620, 20174, 20482, 24890, 25676, 27379, 28820, 29260, 32095, 34846, 40348, 40964, 49780, 50435, 51205, 54758, 64190, 69692, 70609, 87115, 100870, 102410, 109516, 121961, 128380, 136895, 141218, 174230, 191653, 201740, 204820, 243922, 273790, 282436, 348460, 353045, 383306, 487844, 547580, 609805, 706090, 766612, 958265, 1219610, 1341571, 1412180, 1916530, 2439220, 2683142, 3833060, 5366284, 6707855, 13415710, 26831420]

約数ペア:

[(1, 26831420), (2, 13415710), (4, 6707855), (5, 5366284), (7, 3833060), (10, 2683142), (11, 2439220), (14, 1916530), (19, 1412180), (20, 1341571), (22, 1219610), (28, 958265), (35, 766612), (38, 706090), (44, 609805), (49, 547580), (55, 487844), (70, 383306), (76, 353045), (77, 348460), (95, 282436), (98, 273790), (110, 243922), (131, 204820), (133, 201740), (140, 191653), (154, 174230), (190, 141218), (196, 136895), (209, 128380), (220, 121961), (245, 109516), (262, 102410), (266, 100870), (308, 87115), (380, 70609), (385, 69692), (418, 64190), (490, 54758), (524, 51205), (532, 50435), (539, 49780), (655, 40964), (665, 40348), (770, 34846), (836, 32095), (917, 29260), (931, 28820), (980, 27379), (1045, 25676), (1078, 24890), (1310, 20482), (1330, 20174), (1441, 18620), (1463, 18340), (1540, 17423), (1834, 14630), (1862, 14410), (2090, 12838), (2156, 12445), (2489, 10780), (2620, 10241), (2660, 10087), (2695, 9956), (2882, 9310), (2926, 9170), (3668, 7315), (3724, 7205), (4180, 6419), (4585, 5852), (4655, 5764), (4978, 5390)]