42364420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 104569920

約数和(自身を除く): 62205500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 311, 490, 556, 622, 695, 973, 980, 1244, 1390, 1555, 1946, 2177, 2780, 3110, 3892, 4354, 4865, 6220, 6811, 8708, 9730, 10885, 13622, 15239, 19460, 21770, 27244, 30478, 34055, 43229, 43540, 60956, 68110, 76195, 86458, 136220, 152390, 172916, 216145, 302603, 304780, 432290, 605206, 864580, 1210412, 1513015, 2118221, 3026030, 4236442, 6052060, 8472884, 10591105, 21182210, 42364420]

約数ペア:

[(1, 42364420), (2, 21182210), (4, 10591105), (5, 8472884), (7, 6052060), (10, 4236442), (14, 3026030), (20, 2118221), (28, 1513015), (35, 1210412), (49, 864580), (70, 605206), (98, 432290), (139, 304780), (140, 302603), (196, 216145), (245, 172916), (278, 152390), (311, 136220), (490, 86458), (556, 76195), (622, 68110), (695, 60956), (973, 43540), (980, 43229), (1244, 34055), (1390, 30478), (1555, 27244), (1946, 21770), (2177, 19460), (2780, 15239), (3110, 13622), (3892, 10885), (4354, 9730), (4865, 8708), (6220, 6811)]