12402910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 24902640

約数和(自身を除く): 12499730

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 179, 205, 338, 358, 410, 533, 845, 895, 1066, 1690, 1790, 2327, 2665, 4654, 5330, 6929, 7339, 11635, 13858, 14678, 23270, 30251, 34645, 36695, 60502, 69290, 73390, 95407, 151255, 190814, 302510, 477035, 954070, 1240291, 2480582, 6201455, 12402910]

約数ペア:

[(1, 12402910), (2, 6201455), (5, 2480582), (10, 1240291), (13, 954070), (26, 477035), (41, 302510), (65, 190814), (82, 151255), (130, 95407), (169, 73390), (179, 69290), (205, 60502), (338, 36695), (358, 34645), (410, 30251), (533, 23270), (845, 14678), (895, 13858), (1066, 11635), (1690, 7339), (1790, 6929), (2327, 5330), (2665, 4654)]