40887142

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:720

約数の個数: 24

約数和(自身を含む): 65781504

約数和(自身を除く): 24894362

約数列:

[1, 2, 17, 34, 127, 254, 289, 557, 578, 1114, 2159, 4318, 9469, 18938, 36703, 70739, 73406, 141478, 160973, 321946, 1202563, 2405126, 20443571, 40887142]

約数ペア:

[(1, 40887142), (2, 20443571), (17, 2405126), (34, 1202563), (127, 321946), (254, 160973), (289, 141478), (557, 73406), (578, 70739), (1114, 36703), (2159, 18938), (4318, 9469)]