1865637940

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1\times {\mathrm{1307}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 3955392000

約数和(自身を除く): 2089754060

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 479, 596, 745, 958, 1307, 1490, 1916, 2395, 2614, 2980, 4790, 5228, 6535, 9580, 13070, 26140, 71371, 142742, 194743, 285484, 356855, 389486, 626053, 713710, 778972, 973715, 1252106, 1427420, 1947430, 2504212, 3130265, 3894860, 6260530, 12521060, 93281897, 186563794, 373127588, 466409485, 932818970, 1865637940]

約数ペア:

[(1, 1865637940), (2, 932818970), (4, 466409485), (5, 373127588), (10, 186563794), (20, 93281897), (149, 12521060), (298, 6260530), (479, 3894860), (596, 3130265), (745, 2504212), (958, 1947430), (1307, 1427420), (1490, 1252106), (1916, 973715), (2395, 778972), (2614, 713710), (2980, 626053), (4790, 389486), (5228, 356855), (6535, 285484), (9580, 194743), (13070, 142742), (26140, 71371)]