202000540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{206123}}^1$

素因数の和:206146

約数の個数: 36

約数和(自身を含む): 493460856

約数和(自身を除く): 291460316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 206123, 412246, 824492, 1030615, 1442861, 2061230, 2885722, 4122460, 5771444, 7214305, 10100027, 14428610, 20200054, 28857220, 40400108, 50500135, 101000270, 202000540]

約数ペア:

[(1, 202000540), (2, 101000270), (4, 50500135), (5, 40400108), (7, 28857220), (10, 20200054), (14, 14428610), (20, 10100027), (28, 7214305), (35, 5771444), (49, 4122460), (70, 2885722), (98, 2061230), (140, 1442861), (196, 1030615), (245, 824492), (490, 412246), (980, 206123)]