30703660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 69854400

約数和(自身を除く): 39150740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 439, 538, 878, 1076, 1345, 1756, 2195, 2690, 3497, 4390, 5380, 5707, 6994, 8780, 11414, 13988, 17485, 22828, 28535, 34970, 57070, 69940, 114140, 118091, 236182, 472364, 590455, 1180910, 1535183, 2361820, 3070366, 6140732, 7675915, 15351830, 30703660]

約数ペア:

[(1, 30703660), (2, 15351830), (4, 7675915), (5, 6140732), (10, 3070366), (13, 2361820), (20, 1535183), (26, 1180910), (52, 590455), (65, 472364), (130, 236182), (260, 118091), (269, 114140), (439, 69940), (538, 57070), (878, 34970), (1076, 28535), (1345, 22828), (1756, 17485), (2195, 13988), (2690, 11414), (3497, 8780), (4390, 6994), (5380, 5707)]