1311689640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10930747}}^1$

素因数の和:10930761

約数の個数: 32

約数和(自身を含む): 3935069280

約数和(自身を除く): 2623379640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10930747, 21861494, 32792241, 43722988, 54653735, 65584482, 87445976, 109307470, 131168964, 163961205, 218614940, 262337928, 327922410, 437229880, 655844820, 1311689640]

約数ペア:

[(1, 1311689640), (2, 655844820), (3, 437229880), (4, 327922410), (5, 262337928), (6, 218614940), (8, 163961205), (10, 131168964), (12, 109307470), (15, 87445976), (20, 65584482), (24, 54653735), (30, 43722988), (40, 32792241), (60, 21861494), (120, 10930747)]