31920770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 67307328

約数和(自身を除く): 35386558

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 131, 262, 295, 413, 590, 655, 826, 917, 1310, 1834, 2065, 3481, 4130, 4585, 6962, 7729, 9170, 15458, 17405, 24367, 34810, 38645, 48734, 54103, 77290, 108206, 121835, 243670, 270515, 456011, 541030, 912022, 2280055, 3192077, 4560110, 6384154, 15960385, 31920770]

約数ペア:

[(1, 31920770), (2, 15960385), (5, 6384154), (7, 4560110), (10, 3192077), (14, 2280055), (35, 912022), (59, 541030), (70, 456011), (118, 270515), (131, 243670), (262, 121835), (295, 108206), (413, 77290), (590, 54103), (655, 48734), (826, 38645), (917, 34810), (1310, 24367), (1834, 17405), (2065, 15458), (3481, 9170), (4130, 7729), (4585, 6962)]