23553140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{577}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 53698512

約数和(自身を除く): 30145372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 577, 628, 785, 1154, 1570, 2041, 2308, 2885, 3140, 4082, 5770, 7501, 8164, 10205, 11540, 15002, 20410, 30004, 37505, 40820, 75010, 90589, 150020, 181178, 362356, 452945, 905890, 1177657, 1811780, 2355314, 4710628, 5888285, 11776570, 23553140]

約数ペア:

[(1, 23553140), (2, 11776570), (4, 5888285), (5, 4710628), (10, 2355314), (13, 1811780), (20, 1177657), (26, 905890), (52, 452945), (65, 362356), (130, 181178), (157, 150020), (260, 90589), (314, 75010), (577, 40820), (628, 37505), (785, 30004), (1154, 20410), (1570, 15002), (2041, 11540), (2308, 10205), (2885, 8164), (3140, 7501), (4082, 5770)]