121856140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{124343}}^1$

素因数の和:124366

約数の個数: 36

約数和(自身を含む): 297679536

約数和(自身を除く): 175823396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 124343, 248686, 497372, 621715, 870401, 1243430, 1740802, 2486860, 3481604, 4352005, 6092807, 8704010, 12185614, 17408020, 24371228, 30464035, 60928070, 121856140]

約数ペア:

[(1, 121856140), (2, 60928070), (4, 30464035), (5, 24371228), (7, 17408020), (10, 12185614), (14, 8704010), (20, 6092807), (28, 4352005), (35, 3481604), (49, 2486860), (70, 1740802), (98, 1243430), (140, 870401), (196, 621715), (245, 497372), (490, 248686), (980, 124343)]