1900375090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{457}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 3698522208

約数和(自身を除く): 1798147118

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 401, 457, 610, 802, 914, 1037, 2005, 2074, 2285, 4010, 4570, 5185, 6817, 7769, 10370, 13634, 15538, 24461, 27877, 34085, 38845, 48922, 55754, 68170, 77690, 122305, 139385, 183257, 244610, 278770, 366514, 415837, 473909, 831674, 916285, 947818, 1832570, 2079185, 2369545, 3115369, 4158370, 4739090, 6230738, 11178677, 15576845, 22357354, 31153690, 55893385, 111786770, 190037509, 380075018, 950187545, 1900375090]

約数ペア:

[(1, 1900375090), (2, 950187545), (5, 380075018), (10, 190037509), (17, 111786770), (34, 55893385), (61, 31153690), (85, 22357354), (122, 15576845), (170, 11178677), (305, 6230738), (401, 4739090), (457, 4158370), (610, 3115369), (802, 2369545), (914, 2079185), (1037, 1832570), (2005, 947818), (2074, 916285), (2285, 831674), (4010, 473909), (4570, 415837), (5185, 366514), (6817, 278770), (7769, 244610), (10370, 183257), (13634, 139385), (15538, 122305), (24461, 77690), (27877, 68170), (34085, 55754), (38845, 48922)]