197356610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1061}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 412905600

約数和(自身を除く): 215548990

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 89, 95, 110, 178, 190, 209, 418, 445, 890, 979, 1045, 1061, 1691, 1958, 2090, 2122, 3382, 4895, 5305, 8455, 9790, 10610, 11671, 16910, 18601, 20159, 23342, 37202, 40318, 58355, 93005, 94429, 100795, 116710, 186010, 188858, 201590, 221749, 443498, 472145, 944290, 1038719, 1108745, 1794151, 2077438, 2217490, 3588302, 5193595, 8970755, 10387190, 17941510, 19735661, 39471322, 98678305, 197356610]

約数ペア:

[(1, 197356610), (2, 98678305), (5, 39471322), (10, 19735661), (11, 17941510), (19, 10387190), (22, 8970755), (38, 5193595), (55, 3588302), (89, 2217490), (95, 2077438), (110, 1794151), (178, 1108745), (190, 1038719), (209, 944290), (418, 472145), (445, 443498), (890, 221749), (979, 201590), (1045, 188858), (1061, 186010), (1691, 116710), (1958, 100795), (2090, 94429), (2122, 93005), (3382, 58355), (4895, 40318), (5305, 37202), (8455, 23342), (9790, 20159), (10610, 18601), (11671, 16910)]