227139440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258113}}^1$

素因数の和:258137

約数の個数: 40

約数和(自身を含む): 576110448

約数和(自身を除く): 348971008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 258113, 516226, 1032452, 1290565, 2064904, 2581130, 2839243, 4129808, 5162260, 5678486, 10324520, 11356972, 14196215, 20649040, 22713944, 28392430, 45427888, 56784860, 113569720, 227139440]

約数ペア:

[(1, 227139440), (2, 113569720), (4, 56784860), (5, 45427888), (8, 28392430), (10, 22713944), (11, 20649040), (16, 14196215), (20, 11356972), (22, 10324520), (40, 5678486), (44, 5162260), (55, 4129808), (80, 2839243), (88, 2581130), (110, 2064904), (176, 1290565), (220, 1032452), (440, 516226), (880, 258113)]