42139220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 93356928

約数和(自身を除く): 51217708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 101, 115, 202, 230, 404, 460, 505, 907, 1010, 1814, 2020, 2323, 3628, 4535, 4646, 9070, 9292, 11615, 18140, 20861, 23230, 41722, 46460, 83444, 91607, 104305, 183214, 208610, 366428, 417220, 458035, 916070, 1832140, 2106961, 4213922, 8427844, 10534805, 21069610, 42139220]

約数ペア:

[(1, 42139220), (2, 21069610), (4, 10534805), (5, 8427844), (10, 4213922), (20, 2106961), (23, 1832140), (46, 916070), (92, 458035), (101, 417220), (115, 366428), (202, 208610), (230, 183214), (404, 104305), (460, 91607), (505, 83444), (907, 46460), (1010, 41722), (1814, 23230), (2020, 20861), (2323, 18140), (3628, 11615), (4535, 9292), (4646, 9070)]