201690860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29401}}^1$

素因数の和:29431

約数の個数: 48

約数和(自身を含む): 493953600

約数和(自身を除く): 292262740

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, 29401, 58802, 117604, 147005, 205807, 294010, 411614, 588020, 823228, 1029035, 1440649, 2058070, 2881298, 4116140, 5762596, 7203245, 10084543, 14406490, 20169086, 28812980, 40338172, 50422715, 100845430, 201690860]

約数ペア:

[(1, 201690860), (2, 100845430), (4, 50422715), (5, 40338172), (7, 28812980), (10, 20169086), (14, 14406490), (20, 10084543), (28, 7203245), (35, 5762596), (49, 4116140), (70, 2881298), (98, 2058070), (140, 1440649), (196, 1029035), (245, 823228), (343, 588020), (490, 411614), (686, 294010), (980, 205807), (1372, 147005), (1715, 117604), (3430, 58802), (6860, 29401)]