1578989230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{247879}}^1$

素因数の和:247913

約数の個数: 48

約数和(自身を含む): 3560548320

約数和(自身を除く): 1981559090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 247879, 495758, 1239395, 1735153, 2478790, 3222427, 3470306, 6444854, 8675765, 12146071, 16112135, 17351530, 22556989, 24292142, 32224270, 45113978, 60730355, 112784945, 121460710, 157898923, 225569890, 315797846, 789494615, 1578989230]

約数ペア:

[(1, 1578989230), (2, 789494615), (5, 315797846), (7, 225569890), (10, 157898923), (13, 121460710), (14, 112784945), (26, 60730355), (35, 45113978), (49, 32224270), (65, 24292142), (70, 22556989), (91, 17351530), (98, 16112135), (130, 12146071), (182, 8675765), (245, 6444854), (455, 3470306), (490, 3222427), (637, 2478790), (910, 1735153), (1274, 1239395), (3185, 495758), (6370, 247879)]