127402280

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{17597}}^1$

素因数の和:17789

約数の個数: 32

約数和(自身を含む): 288255240

約数和(自身を除く): 160852960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 17597, 35194, 70388, 87985, 140776, 175970, 351940, 703880, 3185057, 6370114, 12740228, 15925285, 25480456, 31850570, 63701140, 127402280]

約数ペア:

[(1, 127402280), (2, 63701140), (4, 31850570), (5, 25480456), (8, 15925285), (10, 12740228), (20, 6370114), (40, 3185057), (181, 703880), (362, 351940), (724, 175970), (905, 140776), (1448, 87985), (1810, 70388), (3620, 35194), (7240, 17597)]