210838740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{501997}}^1$

素因数の和:502016

約数の個数: 48

約数和(自身を含む): 674685312

約数和(自身を除く): 463846572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 501997, 1003994, 1505991, 2007988, 2509985, 3011982, 3513979, 5019970, 6023964, 7027958, 7529955, 10039940, 10541937, 14055916, 15059910, 17569895, 21083874, 30119820, 35139790, 42167748, 52709685, 70279580, 105419370, 210838740]

約数ペア:

[(1, 210838740), (2, 105419370), (3, 70279580), (4, 52709685), (5, 42167748), (6, 35139790), (7, 30119820), (10, 21083874), (12, 17569895), (14, 15059910), (15, 14055916), (20, 10541937), (21, 10039940), (28, 7529955), (30, 7027958), (35, 6023964), (42, 5019970), (60, 3513979), (70, 3011982), (84, 2509985), (105, 2007988), (140, 1505991), (210, 1003994), (420, 501997)]