40242072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128981}}^1$

素因数の和:129003

約数の個数: 32

約数和(自身を含む): 108344880

約数和(自身を除く): 68102808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 128981, 257962, 386943, 515924, 773886, 1031848, 1547772, 1676753, 3095544, 3353506, 5030259, 6707012, 10060518, 13414024, 20121036, 40242072]

約数ペア:

[(1, 40242072), (2, 20121036), (3, 13414024), (4, 10060518), (6, 6707012), (8, 5030259), (12, 3353506), (13, 3095544), (24, 1676753), (26, 1547772), (39, 1031848), (52, 773886), (78, 515924), (104, 386943), (156, 257962), (312, 128981)]