17057240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 40296960

約数和(自身を除く): 23239720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 211, 215, 235, 344, 376, 422, 430, 470, 844, 860, 940, 1055, 1688, 1720, 1880, 2021, 2110, 4042, 4220, 8084, 8440, 9073, 9917, 10105, 16168, 18146, 19834, 20210, 36292, 39668, 40420, 45365, 49585, 72584, 79336, 80840, 90730, 99170, 181460, 198340, 362920, 396680, 426431, 852862, 1705724, 2132155, 3411448, 4264310, 8528620, 17057240]

約数ペア:

[(1, 17057240), (2, 8528620), (4, 4264310), (5, 3411448), (8, 2132155), (10, 1705724), (20, 852862), (40, 426431), (43, 396680), (47, 362920), (86, 198340), (94, 181460), (172, 99170), (188, 90730), (211, 80840), (215, 79336), (235, 72584), (344, 49585), (376, 45365), (422, 40420), (430, 39668), (470, 36292), (844, 20210), (860, 19834), (940, 18146), (1055, 16168), (1688, 10105), (1720, 9917), (1880, 9073), (2021, 8440), (2110, 8084), (4042, 4220)]