5127340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 6404180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 131, 190, 206, 262, 380, 412, 515, 524, 655, 1030, 1310, 1957, 2060, 2489, 2620, 3914, 4978, 7828, 9785, 9956, 12445, 13493, 19570, 24890, 26986, 39140, 49780, 53972, 67465, 134930, 256367, 269860, 512734, 1025468, 1281835, 2563670, 5127340]

約数ペア:

[(1, 5127340), (2, 2563670), (4, 1281835), (5, 1025468), (10, 512734), (19, 269860), (20, 256367), (38, 134930), (76, 67465), (95, 53972), (103, 49780), (131, 39140), (190, 26986), (206, 24890), (262, 19570), (380, 13493), (412, 12445), (515, 9956), (524, 9785), (655, 7828), (1030, 4978), (1310, 3914), (1957, 2620), (2060, 2489)]