39888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{677}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 120087360

約数和(自身を除く): 80198520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 677, 982, 1354, 1473, 1964, 2031, 2455, 2708, 2946, 3385, 3928, 4062, 4910, 5416, 5892, 6770, 7365, 8124, 9820, 10155, 11784, 13540, 14730, 16248, 19640, 20310, 27080, 29460, 40620, 58920, 81240, 332407, 664814, 997221, 1329628, 1662035, 1994442, 2659256, 3324070, 3988884, 4986105, 6648140, 7977768, 9972210, 13296280, 19944420, 39888840]

約数ペア:

[(1, 39888840), (2, 19944420), (3, 13296280), (4, 9972210), (5, 7977768), (6, 6648140), (8, 4986105), (10, 3988884), (12, 3324070), (15, 2659256), (20, 1994442), (24, 1662035), (30, 1329628), (40, 997221), (60, 664814), (120, 332407), (491, 81240), (677, 58920), (982, 40620), (1354, 29460), (1473, 27080), (1964, 20310), (2031, 19640), (2455, 16248), (2708, 14730), (2946, 13540), (3385, 11784), (3928, 10155), (4062, 9820), (4910, 8124), (5416, 7365), (5892, 6770)]