27959030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 58848768

約数和(自身を除く): 30889738

約数列:

[1, 2, 5, 10, 11, 22, 23, 43, 46, 55, 86, 110, 115, 215, 230, 253, 257, 430, 473, 506, 514, 946, 989, 1265, 1285, 1978, 2365, 2530, 2570, 2827, 4730, 4945, 5654, 5911, 9890, 10879, 11051, 11822, 14135, 21758, 22102, 28270, 29555, 54395, 55255, 59110, 65021, 108790, 110510, 121561, 130042, 243122, 254173, 325105, 508346, 607805, 650210, 1215610, 1270865, 2541730, 2795903, 5591806, 13979515, 27959030]

約数ペア:

[(1, 27959030), (2, 13979515), (5, 5591806), (10, 2795903), (11, 2541730), (22, 1270865), (23, 1215610), (43, 650210), (46, 607805), (55, 508346), (86, 325105), (110, 254173), (115, 243122), (215, 130042), (230, 121561), (253, 110510), (257, 108790), (430, 65021), (473, 59110), (506, 55255), (514, 54395), (946, 29555), (989, 28270), (1265, 22102), (1285, 21758), (1978, 14135), (2365, 11822), (2530, 11051), (2570, 10879), (2827, 9890), (4730, 5911), (4945, 5654)]