122948540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42989}}^1$

素因数の和:43022

約数の個数: 48

約数和(自身を含む): 303337440

約数和(自身を除く): 180388900

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 42989, 85978, 171956, 214945, 429890, 472879, 558857, 859780, 945758, 1117714, 1891516, 2235428, 2364395, 2794285, 4728790, 5588570, 6147427, 9457580, 11177140, 12294854, 24589708, 30737135, 61474270, 122948540]

約数ペア:

[(1, 122948540), (2, 61474270), (4, 30737135), (5, 24589708), (10, 12294854), (11, 11177140), (13, 9457580), (20, 6147427), (22, 5588570), (26, 4728790), (44, 2794285), (52, 2364395), (55, 2235428), (65, 1891516), (110, 1117714), (130, 945758), (143, 859780), (220, 558857), (260, 472879), (286, 429890), (572, 214945), (715, 171956), (1430, 85978), (2860, 42989)]