20935110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 57936384

約数和(自身を除く): 37001274

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 262, 393, 655, 761, 786, 917, 1310, 1522, 1834, 1965, 2283, 2751, 3805, 3930, 4566, 4585, 5327, 5502, 7610, 9170, 10654, 11415, 13755, 15981, 22830, 26635, 27510, 31962, 53270, 79905, 99691, 159810, 199382, 299073, 498455, 598146, 697837, 996910, 1395674, 1495365, 2093511, 2990730, 3489185, 4187022, 6978370, 10467555, 20935110]

約数ペア:

[(1, 20935110), (2, 10467555), (3, 6978370), (5, 4187022), (6, 3489185), (7, 2990730), (10, 2093511), (14, 1495365), (15, 1395674), (21, 996910), (30, 697837), (35, 598146), (42, 498455), (70, 299073), (105, 199382), (131, 159810), (210, 99691), (262, 79905), (393, 53270), (655, 31962), (761, 27510), (786, 26635), (917, 22830), (1310, 15981), (1522, 13755), (1834, 11415), (1965, 10654), (2283, 9170), (2751, 7610), (3805, 5502), (3930, 5327), (4566, 4585)]