18849180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44879}}^1$

素因数の和:44898

約数の個数: 48

約数和(自身を含む): 60318720

約数和(自身を除く): 41469540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44879, 89758, 134637, 179516, 224395, 269274, 314153, 448790, 538548, 628306, 673185, 897580, 942459, 1256612, 1346370, 1570765, 1884918, 2692740, 3141530, 3769836, 4712295, 6283060, 9424590, 18849180]

約数ペア:

[(1, 18849180), (2, 9424590), (3, 6283060), (4, 4712295), (5, 3769836), (6, 3141530), (7, 2692740), (10, 1884918), (12, 1570765), (14, 1346370), (15, 1256612), (20, 942459), (21, 897580), (28, 673185), (30, 628306), (35, 538548), (42, 448790), (60, 314153), (70, 269274), (84, 224395), (105, 179516), (140, 134637), (210, 89758), (420, 44879)]