40270580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{919}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 97063680

約数和(自身を除く): 56793100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 919, 1252, 1565, 1838, 2191, 3130, 3676, 4382, 4595, 6260, 6433, 8764, 9190, 10955, 12866, 18380, 21910, 25732, 32165, 43820, 64330, 128660, 287647, 575294, 1150588, 1438235, 2013529, 2876470, 4027058, 5752940, 8054116, 10067645, 20135290, 40270580]

約数ペア:

[(1, 40270580), (2, 20135290), (4, 10067645), (5, 8054116), (7, 5752940), (10, 4027058), (14, 2876470), (20, 2013529), (28, 1438235), (35, 1150588), (70, 575294), (140, 287647), (313, 128660), (626, 64330), (919, 43820), (1252, 32165), (1565, 25732), (1838, 21910), (2191, 18380), (3130, 12866), (3676, 10955), (4382, 9190), (4595, 8764), (6260, 6433)]