30277780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 69212304

約数和(自身を除く): 38934524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1153, 1313, 2020, 2306, 2626, 4612, 5252, 5765, 6565, 11530, 13130, 14989, 23060, 26260, 29978, 59956, 74945, 116453, 149890, 232906, 299780, 465812, 582265, 1164530, 1513889, 2329060, 3027778, 6055556, 7569445, 15138890, 30277780]

約数ペア:

[(1, 30277780), (2, 15138890), (4, 7569445), (5, 6055556), (10, 3027778), (13, 2329060), (20, 1513889), (26, 1164530), (52, 582265), (65, 465812), (101, 299780), (130, 232906), (202, 149890), (260, 116453), (404, 74945), (505, 59956), (1010, 29978), (1153, 26260), (1313, 23060), (2020, 14989), (2306, 13130), (2626, 11530), (4612, 6565), (5252, 5765)]