119538280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{69499}}^1$

素因数の和:69553

約数の個数: 32

約数和(自身を含む): 275220000

約数和(自身を除く): 155681720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 69499, 138998, 277996, 347495, 555992, 694990, 1389980, 2779960, 2988457, 5976914, 11953828, 14942285, 23907656, 29884570, 59769140, 119538280]

約数ペア:

[(1, 119538280), (2, 59769140), (4, 29884570), (5, 23907656), (8, 14942285), (10, 11953828), (20, 5976914), (40, 2988457), (43, 2779960), (86, 1389980), (172, 694990), (215, 555992), (344, 347495), (430, 277996), (860, 138998), (1720, 69499)]