20132714448620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{90598121}}^1$

素因数の和:90598442

約数の個数: 48

約数和(自身を含む): 43469703720576

約数和(自身を除く): 23336989271956

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 271, 410, 542, 820, 1084, 1355, 2710, 5420, 11111, 22222, 44444, 55555, 111110, 222220, 90598121, 181196242, 362392484, 452990605, 905981210, 1811962420, 3714522961, 7429045922, 14858091844, 18572614805, 24552090791, 37145229610, 49104181582, 74290459220, 98208363164, 122760453955, 245520907910, 491041815820, 1006635722431, 2013271444862, 4026542889724, 5033178612155, 10066357224310, 20132714448620]

約数ペア:

[(1, 20132714448620), (2, 10066357224310), (4, 5033178612155), (5, 4026542889724), (10, 2013271444862), (20, 1006635722431), (41, 491041815820), (82, 245520907910), (164, 122760453955), (205, 98208363164), (271, 74290459220), (410, 49104181582), (542, 37145229610), (820, 24552090791), (1084, 18572614805), (1355, 14858091844), (2710, 7429045922), (5420, 3714522961), (11111, 1811962420), (22222, 905981210), (44444, 452990605), (55555, 362392484), (111110, 181196242), (222220, 90598121)]