1900962680

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{346891}}^1$

素因数の和:347039

約数の個数: 32

約数和(自身を含む): 4308398640

約数和(自身を除く): 2407435960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 346891, 693782, 1387564, 1734455, 2775128, 3468910, 6937820, 13875640, 47524067, 95048134, 190096268, 237620335, 380192536, 475240670, 950481340, 1900962680]

約数ペア:

[(1, 1900962680), (2, 950481340), (4, 475240670), (5, 380192536), (8, 237620335), (10, 190096268), (20, 95048134), (40, 47524067), (137, 13875640), (274, 6937820), (548, 3468910), (685, 2775128), (1096, 1734455), (1370, 1387564), (2740, 693782), (5480, 346891)]