290227910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{243889}}^1$

素因数の和:243920

約数の個数: 32

約数和(自身を含む): 632162880

約数和(自身を除く): 341934970

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 243889, 487778, 1219445, 1707223, 2438890, 3414446, 4146113, 8292226, 8536115, 17072230, 20730565, 29022791, 41461130, 58045582, 145113955, 290227910]

約数ペア:

[(1, 290227910), (2, 145113955), (5, 58045582), (7, 41461130), (10, 29022791), (14, 20730565), (17, 17072230), (34, 8536115), (35, 8292226), (70, 4146113), (85, 3414446), (119, 2438890), (170, 1707223), (238, 1219445), (595, 487778), (1190, 243889)]