20799235140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20391407}}^1$

素因数の和:20391436

約数の個数: 48

約数和(自身を含む): 61663617792

約数和(自身を除く): 40864382652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20391407, 40782814, 61174221, 81565628, 101957035, 122348442, 203914070, 244696884, 305871105, 346653919, 407828140, 611742210, 693307838, 1039961757, 1223484420, 1386615676, 1733269595, 2079923514, 3466539190, 4159847028, 5199808785, 6933078380, 10399617570, 20799235140]

約数ペア:

[(1, 20799235140), (2, 10399617570), (3, 6933078380), (4, 5199808785), (5, 4159847028), (6, 3466539190), (10, 2079923514), (12, 1733269595), (15, 1386615676), (17, 1223484420), (20, 1039961757), (30, 693307838), (34, 611742210), (51, 407828140), (60, 346653919), (68, 305871105), (85, 244696884), (102, 203914070), (170, 122348442), (204, 101957035), (255, 81565628), (340, 61174221), (510, 40782814), (1020, 20391407)]