40168908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{85831}}^1$

素因数の和:85854

約数の個数: 36

約数和(自身を含む): 109349968

約数和(自身を除く): 69181060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 85831, 171662, 257493, 343324, 514986, 772479, 1029972, 1115803, 1544958, 2231606, 3089916, 3347409, 4463212, 6694818, 10042227, 13389636, 20084454, 40168908]

約数ペア:

[(1, 40168908), (2, 20084454), (3, 13389636), (4, 10042227), (6, 6694818), (9, 4463212), (12, 3347409), (13, 3089916), (18, 2231606), (26, 1544958), (36, 1115803), (39, 1029972), (52, 772479), (78, 514986), (117, 343324), (156, 257493), (234, 171662), (468, 85831)]