2017501960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{2957}}^1$

素因数の和:3466

約数の個数: 64

約数和(自身を含む): 4673758320

約数和(自身を除く): 2656256360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 461, 740, 922, 1480, 1844, 2305, 2957, 3688, 4610, 5914, 9220, 11828, 14785, 17057, 18440, 23656, 29570, 34114, 59140, 68228, 85285, 109409, 118280, 136456, 170570, 218818, 341140, 437636, 547045, 682280, 875272, 1094090, 1363177, 2188180, 2726354, 4376360, 5452708, 6815885, 10905416, 13631770, 27263540, 50437549, 54527080, 100875098, 201750196, 252187745, 403500392, 504375490, 1008750980, 2017501960]

約数ペア:

[(1, 2017501960), (2, 1008750980), (4, 504375490), (5, 403500392), (8, 252187745), (10, 201750196), (20, 100875098), (37, 54527080), (40, 50437549), (74, 27263540), (148, 13631770), (185, 10905416), (296, 6815885), (370, 5452708), (461, 4376360), (740, 2726354), (922, 2188180), (1480, 1363177), (1844, 1094090), (2305, 875272), (2957, 682280), (3688, 547045), (4610, 437636), (5914, 341140), (9220, 218818), (11828, 170570), (14785, 136456), (17057, 118280), (18440, 109409), (23656, 85285), (29570, 68228), (34114, 59140)]