12854857180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{872107}}^1$

素因数の和:872194

約数の個数: 48

約数和(自身を含む): 29888885376

約数和(自身を除く): 17034028196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 14740, 872107, 1744214, 3488428, 4360535, 8721070, 9593177, 17442140, 19186354, 38372708, 47965885, 58431169, 95931770, 116862338, 191863540, 233724676, 292155845, 584311690, 642742859, 1168623380, 1285485718, 2570971436, 3213714295, 6427428590, 12854857180]

約数ペア:

[(1, 12854857180), (2, 6427428590), (4, 3213714295), (5, 2570971436), (10, 1285485718), (11, 1168623380), (20, 642742859), (22, 584311690), (44, 292155845), (55, 233724676), (67, 191863540), (110, 116862338), (134, 95931770), (220, 58431169), (268, 47965885), (335, 38372708), (670, 19186354), (737, 17442140), (1340, 9593177), (1474, 8721070), (2948, 4360535), (3685, 3488428), (7370, 1744214), (14740, 872107)]