7131641840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1681991}}^1$

素因数の和:1682057

約数の個数: 40

約数和(自身を含む): 16893927648

約数和(自身を除く): 9762285808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 1681991, 3363982, 6727964, 8409955, 13455928, 16819910, 26911856, 33639820, 67279640, 89145523, 134559280, 178291046, 356582092, 445727615, 713164184, 891455230, 1426328368, 1782910460, 3565820920, 7131641840]

約数ペア:

[(1, 7131641840), (2, 3565820920), (4, 1782910460), (5, 1426328368), (8, 891455230), (10, 713164184), (16, 445727615), (20, 356582092), (40, 178291046), (53, 134559280), (80, 89145523), (106, 67279640), (212, 33639820), (265, 26911856), (424, 16819910), (530, 13455928), (848, 8409955), (1060, 6727964), (2120, 3363982), (4240, 1681991)]