3893540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 9911160

約数和(自身を除く): 6017620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 137, 140, 145, 196, 203, 245, 274, 290, 406, 490, 548, 580, 685, 812, 959, 980, 1015, 1370, 1421, 1918, 2030, 2740, 2842, 3836, 3973, 4060, 4795, 5684, 6713, 7105, 7946, 9590, 13426, 14210, 15892, 19180, 19865, 26852, 27811, 28420, 33565, 39730, 55622, 67130, 79460, 111244, 134260, 139055, 194677, 278110, 389354, 556220, 778708, 973385, 1946770, 3893540]

約数ペア:

[(1, 3893540), (2, 1946770), (4, 973385), (5, 778708), (7, 556220), (10, 389354), (14, 278110), (20, 194677), (28, 139055), (29, 134260), (35, 111244), (49, 79460), (58, 67130), (70, 55622), (98, 39730), (116, 33565), (137, 28420), (140, 27811), (145, 26852), (196, 19865), (203, 19180), (245, 15892), (274, 14210), (290, 13426), (406, 9590), (490, 7946), (548, 7105), (580, 6713), (685, 5684), (812, 4795), (959, 4060), (980, 3973), (1015, 3836), (1370, 2842), (1421, 2740), (1918, 2030)]