39915070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{641}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 77656320

約数和(自身を除く): 37741250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 641, 958, 1282, 2395, 3205, 4790, 6227, 6410, 8333, 12454, 16666, 31135, 41665, 62270, 83330, 307039, 614078, 1535195, 3070390, 3991507, 7983014, 19957535, 39915070]

約数ペア:

[(1, 39915070), (2, 19957535), (5, 7983014), (10, 3991507), (13, 3070390), (26, 1535195), (65, 614078), (130, 307039), (479, 83330), (641, 62270), (958, 41665), (1282, 31135), (2395, 16666), (3205, 12454), (4790, 8333), (6227, 6410)]