1026454940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{149629}}^1$

素因数の和:149659

約数の個数: 48

約数和(自身を含む): 2513784000

約数和(自身を除く): 1487329060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 149629, 299258, 598516, 748145, 1047403, 1496290, 2094806, 2992580, 4189612, 5237015, 7331821, 10474030, 14663642, 20948060, 29327284, 36659105, 51322747, 73318210, 102645494, 146636420, 205290988, 256613735, 513227470, 1026454940]

約数ペア:

[(1, 1026454940), (2, 513227470), (4, 256613735), (5, 205290988), (7, 146636420), (10, 102645494), (14, 73318210), (20, 51322747), (28, 36659105), (35, 29327284), (49, 20948060), (70, 14663642), (98, 10474030), (140, 7331821), (196, 5237015), (245, 4189612), (343, 2992580), (490, 2094806), (686, 1496290), (980, 1047403), (1372, 748145), (1715, 598516), (3430, 299258), (6860, 149629)]