30780148

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{35461}}^1$

素因数の和:35503

約数の個数: 24

約数和(自身を含む): 63547904

約数和(自身を除く): 32767756

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 35461, 70922, 141844, 248227, 496454, 992908, 1099291, 2198582, 4397164, 7695037, 15390074, 30780148]

約数ペア:

[(1, 30780148), (2, 15390074), (4, 7695037), (7, 4397164), (14, 2198582), (28, 1099291), (31, 992908), (62, 496454), (124, 248227), (217, 141844), (434, 70922), (868, 35461)]