2015019730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1109}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 3903292800

約数和(自身を除く): 1888273070

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 131, 146, 190, 262, 365, 655, 730, 1109, 1310, 1387, 2218, 2489, 2774, 4978, 5545, 6935, 9563, 11090, 12445, 13870, 19126, 21071, 24890, 42142, 47815, 80957, 95630, 105355, 145279, 161914, 181697, 210710, 290558, 363394, 404785, 726395, 809570, 908485, 1452790, 1538183, 1816970, 2760301, 3076366, 5520602, 7690915, 10605367, 13801505, 15381830, 21210734, 27603010, 53026835, 106053670, 201501973, 403003946, 1007509865, 2015019730]

約数ペア:

[(1, 2015019730), (2, 1007509865), (5, 403003946), (10, 201501973), (19, 106053670), (38, 53026835), (73, 27603010), (95, 21210734), (131, 15381830), (146, 13801505), (190, 10605367), (262, 7690915), (365, 5520602), (655, 3076366), (730, 2760301), (1109, 1816970), (1310, 1538183), (1387, 1452790), (2218, 908485), (2489, 809570), (2774, 726395), (4978, 404785), (5545, 363394), (6935, 290558), (9563, 210710), (11090, 181697), (12445, 161914), (13870, 145279), (19126, 105355), (21071, 95630), (24890, 80957), (42142, 47815)]