26829140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5431}}^1$

素因数の和:5472

約数の個数: 48

約数和(自身を含む): 63880320

約数和(自身を除く): 37051180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5431, 10862, 21724, 27155, 54310, 70603, 103189, 108620, 141206, 206378, 282412, 353015, 412756, 515945, 706030, 1031890, 1341457, 1412060, 2063780, 2682914, 5365828, 6707285, 13414570, 26829140]

約数ペア:

[(1, 26829140), (2, 13414570), (4, 6707285), (5, 5365828), (10, 2682914), (13, 2063780), (19, 1412060), (20, 1341457), (26, 1031890), (38, 706030), (52, 515945), (65, 412756), (76, 353015), (95, 282412), (130, 206378), (190, 141206), (247, 108620), (260, 103189), (380, 70603), (494, 54310), (988, 27155), (1235, 21724), (2470, 10862), (4940, 5431)]