8557840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4651}}^1$

素因数の和:4687

約数の個数: 40

約数和(自身を含む): 20766528

約数和(自身を除く): 12208688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 4651, 9302, 18604, 23255, 37208, 46510, 74416, 93020, 106973, 186040, 213946, 372080, 427892, 534865, 855784, 1069730, 1711568, 2139460, 4278920, 8557840]

約数ペア:

[(1, 8557840), (2, 4278920), (4, 2139460), (5, 1711568), (8, 1069730), (10, 855784), (16, 534865), (20, 427892), (23, 372080), (40, 213946), (46, 186040), (80, 106973), (92, 93020), (115, 74416), (184, 46510), (230, 37208), (368, 23255), (460, 18604), (920, 9302), (1840, 4651)]