7619780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 18794496

約数和(自身を除く): 11174716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1471, 2590, 2942, 5180, 5884, 7355, 10297, 14710, 20594, 29420, 41188, 51485, 54427, 102970, 108854, 205940, 217708, 272135, 380989, 544270, 761978, 1088540, 1523956, 1904945, 3809890, 7619780]

約数ペア:

[(1, 7619780), (2, 3809890), (4, 1904945), (5, 1523956), (7, 1088540), (10, 761978), (14, 544270), (20, 380989), (28, 272135), (35, 217708), (37, 205940), (70, 108854), (74, 102970), (140, 54427), (148, 51485), (185, 41188), (259, 29420), (370, 20594), (518, 14710), (740, 10297), (1036, 7355), (1295, 5884), (1471, 5180), (2590, 2942)]