128520370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61493}}^1$

素因数の和:61530

約数の個数: 32

約数和(自身を含む): 265654080

約数和(自身を除く): 137133710

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 61493, 122986, 307465, 614930, 676423, 1168367, 1352846, 2336734, 3382115, 5841835, 6764230, 11683670, 12852037, 25704074, 64260185, 128520370]

約数ペア:

[(1, 128520370), (2, 64260185), (5, 25704074), (10, 12852037), (11, 11683670), (19, 6764230), (22, 5841835), (38, 3382115), (55, 2336734), (95, 1352846), (110, 1168367), (190, 676423), (209, 614930), (418, 307465), (1045, 122986), (2090, 61493)]