12901460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 32096736

約数和(自身を除く): 19195276

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 347, 572, 676, 694, 715, 845, 1388, 1430, 1690, 1735, 1859, 2860, 3380, 3470, 3718, 3817, 4511, 6940, 7436, 7634, 9022, 9295, 15268, 18044, 18590, 19085, 22555, 37180, 38170, 45110, 49621, 58643, 76340, 90220, 99242, 117286, 198484, 234572, 248105, 293215, 496210, 586430, 645073, 992420, 1172860, 1290146, 2580292, 3225365, 6450730, 12901460]

約数ペア:

[(1, 12901460), (2, 6450730), (4, 3225365), (5, 2580292), (10, 1290146), (11, 1172860), (13, 992420), (20, 645073), (22, 586430), (26, 496210), (44, 293215), (52, 248105), (55, 234572), (65, 198484), (110, 117286), (130, 99242), (143, 90220), (169, 76340), (220, 58643), (260, 49621), (286, 45110), (338, 38170), (347, 37180), (572, 22555), (676, 19085), (694, 18590), (715, 18044), (845, 15268), (1388, 9295), (1430, 9022), (1690, 7634), (1735, 7436), (1859, 6940), (2860, 4511), (3380, 3817), (3470, 3718)]