848778980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{866101}}^1$

素因数の和:866124

約数の個数: 36

約数和(自身を含む): 2073448188

約数和(自身を除く): 1224669208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 866101, 1732202, 3464404, 4330505, 6062707, 8661010, 12125414, 17322020, 24250828, 30313535, 42438949, 60627070, 84877898, 121254140, 169755796, 212194745, 424389490, 848778980]

約数ペア:

[(1, 848778980), (2, 424389490), (4, 212194745), (5, 169755796), (7, 121254140), (10, 84877898), (14, 60627070), (20, 42438949), (28, 30313535), (35, 24250828), (49, 17322020), (70, 12125414), (98, 8661010), (140, 6062707), (196, 4330505), (245, 3464404), (490, 1732202), (980, 866101)]