9198940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 20530944

約数和(自身を除く): 11332004

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 401, 620, 740, 802, 1147, 1604, 2005, 2294, 4010, 4588, 5735, 8020, 11470, 12431, 14837, 22940, 24862, 29674, 49724, 59348, 62155, 74185, 124310, 148370, 248620, 296740, 459947, 919894, 1839788, 2299735, 4599470, 9198940]

約数ペア:

[(1, 9198940), (2, 4599470), (4, 2299735), (5, 1839788), (10, 919894), (20, 459947), (31, 296740), (37, 248620), (62, 148370), (74, 124310), (124, 74185), (148, 62155), (155, 59348), (185, 49724), (310, 29674), (370, 24862), (401, 22940), (620, 14837), (740, 12431), (802, 11470), (1147, 8020), (1604, 5735), (2005, 4588), (2294, 4010)]