26880811940

素因数分解:

$2^2\times 5^1\times {\mathrm{40129}}^1\times {\mathrm{33493}}^1$

素因数の和:73631

約数の個数: 24

約数和(自身を含む): 56452797240

約数和(自身を除く): 29571985300

約数列:

[1, 2, 4, 5, 10, 20, 33493, 40129, 66986, 80258, 133972, 160516, 167465, 200645, 334930, 401290, 669860, 802580, 1344040597, 2688081194, 5376162388, 6720202985, 13440405970, 26880811940]

約数ペア:

[(1, 26880811940), (2, 13440405970), (4, 6720202985), (5, 5376162388), (10, 2688081194), (20, 1344040597), (33493, 802580), (40129, 669860), (66986, 401290), (80258, 334930), (133972, 200645), (160516, 167465)]