1657407860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{4919}}^1$

素因数の和:5936

約数の個数: 48

約数和(自身を含む): 3689763840

約数和(自身を除く): 2032355980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 991, 1982, 3964, 4919, 4955, 9838, 9910, 16847, 19676, 19820, 24595, 33694, 49190, 67388, 83623, 84235, 98380, 167246, 168470, 334492, 336940, 418115, 836230, 1672460, 4874729, 9749458, 19498916, 24373645, 48747290, 82870393, 97494580, 165740786, 331481572, 414351965, 828703930, 1657407860]

約数ペア:

[(1, 1657407860), (2, 828703930), (4, 414351965), (5, 331481572), (10, 165740786), (17, 97494580), (20, 82870393), (34, 48747290), (68, 24373645), (85, 19498916), (170, 9749458), (340, 4874729), (991, 1672460), (1982, 836230), (3964, 418115), (4919, 336940), (4955, 334492), (9838, 168470), (9910, 167246), (16847, 98380), (19676, 84235), (19820, 83623), (24595, 67388), (33694, 49190)]