207870534140

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1307}}^1\times {\mathrm{18979}}^1$

素因数の和:20714

約数の個数: 48

約数和(自身を含む): 437927817600

約数和(自身を除く): 230057283460

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1307, 1676, 2095, 2614, 4190, 5228, 6535, 8380, 13070, 18979, 26140, 37958, 75916, 94895, 189790, 379580, 547633, 1095266, 2190532, 2738165, 5476330, 7952201, 10952660, 15904402, 24805553, 31808804, 39761005, 49611106, 79522010, 99222212, 124027765, 159044020, 248055530, 496111060, 10393526707, 20787053414, 41574106828, 51967633535, 103935267070, 207870534140]

約数ペア:

[(1, 207870534140), (2, 103935267070), (4, 51967633535), (5, 41574106828), (10, 20787053414), (20, 10393526707), (419, 496111060), (838, 248055530), (1307, 159044020), (1676, 124027765), (2095, 99222212), (2614, 79522010), (4190, 49611106), (5228, 39761005), (6535, 31808804), (8380, 24805553), (13070, 15904402), (18979, 10952660), (26140, 7952201), (37958, 5476330), (75916, 2738165), (94895, 2190532), (189790, 1095266), (379580, 547633)]