1282105540

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1\times {\mathrm{577}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 2714153904

約数和(自身を除く): 1432048364

約数列:

[1, 2, 4, 5, 10, 20, 241, 461, 482, 577, 922, 964, 1154, 1205, 1844, 2305, 2308, 2410, 2885, 4610, 4820, 5770, 9220, 11540, 111101, 139057, 222202, 265997, 278114, 444404, 531994, 555505, 556228, 695285, 1063988, 1111010, 1329985, 1390570, 2222020, 2659970, 2781140, 5319940, 64105277, 128210554, 256421108, 320526385, 641052770, 1282105540]

約数ペア:

[(1, 1282105540), (2, 641052770), (4, 320526385), (5, 256421108), (10, 128210554), (20, 64105277), (241, 5319940), (461, 2781140), (482, 2659970), (577, 2222020), (922, 1390570), (964, 1329985), (1154, 1111010), (1205, 1063988), (1844, 695285), (2305, 556228), (2308, 555505), (2410, 531994), (2885, 444404), (4610, 278114), (4820, 265997), (5770, 222202), (9220, 139057), (11540, 111101)]