1337331380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{868397}}^1$

素因数の和:868424

約数の個数: 48

約数和(自身を含む): 3501380736

約数和(自身を除く): 2164049356

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 868397, 1736794, 3473588, 4341985, 6078779, 8683970, 9552367, 12157558, 17367940, 19104734, 24315116, 30393895, 38209468, 47761835, 60787790, 66866569, 95523670, 121575580, 133733138, 191047340, 267466276, 334332845, 668665690, 1337331380]

約数ペア:

[(1, 1337331380), (2, 668665690), (4, 334332845), (5, 267466276), (7, 191047340), (10, 133733138), (11, 121575580), (14, 95523670), (20, 66866569), (22, 60787790), (28, 47761835), (35, 38209468), (44, 30393895), (55, 24315116), (70, 19104734), (77, 17367940), (110, 12157558), (140, 9552367), (154, 8683970), (220, 6078779), (308, 4341985), (385, 3473588), (770, 1736794), (1540, 868397)]