30245488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20773}}^1$

素因数の和:20801

約数の個数: 40

約数和(自身を含む): 72127328

約数和(自身を除く): 41881840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 20773, 41546, 83092, 145411, 166184, 270049, 290822, 332368, 540098, 581644, 1080196, 1163288, 1890343, 2160392, 2326576, 3780686, 4320784, 7561372, 15122744, 30245488]

約数ペア:

[(1, 30245488), (2, 15122744), (4, 7561372), (7, 4320784), (8, 3780686), (13, 2326576), (14, 2160392), (16, 1890343), (26, 1163288), (28, 1080196), (52, 581644), (56, 540098), (91, 332368), (104, 290822), (112, 270049), (182, 166184), (208, 145411), (364, 83092), (728, 41546), (1456, 20773)]