1270691860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{3889}}^1$

素因数の和:3977

約数の個数: 72

約数和(自身を含む): 2920254120

約数和(自身を除く): 1649562260

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 961, 1054, 1922, 2108, 2635, 3844, 3889, 4805, 5270, 7778, 9610, 10540, 15556, 16337, 19220, 19445, 32674, 38890, 65348, 66113, 77780, 81685, 120559, 132226, 163370, 241118, 264452, 326740, 330565, 482236, 602795, 661130, 1205590, 1322260, 2049503, 2411180, 3737329, 4099006, 7474658, 8198012, 10247515, 14949316, 18686645, 20495030, 37373290, 40990060, 63534593, 74746580, 127069186, 254138372, 317672965, 635345930, 1270691860]

約数ペア:

[(1, 1270691860), (2, 635345930), (4, 317672965), (5, 254138372), (10, 127069186), (17, 74746580), (20, 63534593), (31, 40990060), (34, 37373290), (62, 20495030), (68, 18686645), (85, 14949316), (124, 10247515), (155, 8198012), (170, 7474658), (310, 4099006), (340, 3737329), (527, 2411180), (620, 2049503), (961, 1322260), (1054, 1205590), (1922, 661130), (2108, 602795), (2635, 482236), (3844, 330565), (3889, 326740), (4805, 264452), (5270, 241118), (7778, 163370), (9610, 132226), (10540, 120559), (15556, 81685), (16337, 77780), (19220, 66113), (19445, 65348), (32674, 38890)]