201593820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197641}}^1$

素因数の和:197670

約数の個数: 48

約数和(自身を含む): 597669408

約数和(自身を除く): 396075588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 197641, 395282, 592923, 790564, 988205, 1185846, 1976410, 2371692, 2964615, 3359897, 3952820, 5929230, 6719794, 10079691, 11858460, 13439588, 16799485, 20159382, 33598970, 40318764, 50398455, 67197940, 100796910, 201593820]

約数ペア:

[(1, 201593820), (2, 100796910), (3, 67197940), (4, 50398455), (5, 40318764), (6, 33598970), (10, 20159382), (12, 16799485), (15, 13439588), (17, 11858460), (20, 10079691), (30, 6719794), (34, 5929230), (51, 3952820), (60, 3359897), (68, 2964615), (85, 2371692), (102, 1976410), (170, 1185846), (204, 988205), (255, 790564), (340, 592923), (510, 395282), (1020, 197641)]