2108132840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{252169}}^1$

素因数の和:252210

約数の個数: 64

約数和(自身を含む): 5446872000

約数和(自身を除く): 3338739160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 252169, 504338, 1008676, 1260845, 2017352, 2521690, 2773859, 4791211, 5043380, 5547718, 9582422, 10086760, 11095436, 13869295, 19164844, 22190872, 23956055, 27738590, 38329688, 47912110, 52703321, 55477180, 95824220, 105406642, 110954360, 191648440, 210813284, 263516605, 421626568, 527033210, 1054066420, 2108132840]

約数ペア:

[(1, 2108132840), (2, 1054066420), (4, 527033210), (5, 421626568), (8, 263516605), (10, 210813284), (11, 191648440), (19, 110954360), (20, 105406642), (22, 95824220), (38, 55477180), (40, 52703321), (44, 47912110), (55, 38329688), (76, 27738590), (88, 23956055), (95, 22190872), (110, 19164844), (152, 13869295), (190, 11095436), (209, 10086760), (220, 9582422), (380, 5547718), (418, 5043380), (440, 4791211), (760, 2773859), (836, 2521690), (1045, 2017352), (1672, 1260845), (2090, 1008676), (4180, 504338), (8360, 252169)]