2756380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 6837264

約数和(自身を除く): 4080884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 67, 68, 85, 110, 121, 134, 170, 187, 220, 242, 268, 335, 340, 374, 484, 605, 670, 737, 748, 935, 1139, 1210, 1340, 1474, 1870, 2057, 2278, 2420, 2948, 3685, 3740, 4114, 4556, 5695, 7370, 8107, 8228, 10285, 11390, 12529, 14740, 16214, 20570, 22780, 25058, 32428, 40535, 41140, 50116, 62645, 81070, 125290, 137819, 162140, 250580, 275638, 551276, 689095, 1378190, 2756380]

約数ペア:

[(1, 2756380), (2, 1378190), (4, 689095), (5, 551276), (10, 275638), (11, 250580), (17, 162140), (20, 137819), (22, 125290), (34, 81070), (44, 62645), (55, 50116), (67, 41140), (68, 40535), (85, 32428), (110, 25058), (121, 22780), (134, 20570), (170, 16214), (187, 14740), (220, 12529), (242, 11390), (268, 10285), (335, 8228), (340, 8107), (374, 7370), (484, 5695), (605, 4556), (670, 4114), (737, 3740), (748, 3685), (935, 2948), (1139, 2420), (1210, 2278), (1340, 2057), (1474, 1870)]