1640232484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{88969}}^1$

素因数の和:89403

約数の個数: 24

約数和(自身を含む): 3138861600

約数和(自身を除く): 1498629116

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1676, 4609, 9218, 18436, 88969, 177938, 355876, 978659, 1957318, 3914636, 37278011, 74556022, 149112044, 410058121, 820116242, 1640232484]

約数ペア:

[(1, 1640232484), (2, 820116242), (4, 410058121), (11, 149112044), (22, 74556022), (44, 37278011), (419, 3914636), (838, 1957318), (1676, 978659), (4609, 355876), (9218, 177938), (18436, 88969)]