149718580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{680539}}^1$

素因数の和:680559

約数の個数: 24

約数和(自身を含む): 342992160

約数和(自身を除く): 193273580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 680539, 1361078, 2722156, 3402695, 6805390, 7485929, 13610780, 14971858, 29943716, 37429645, 74859290, 149718580]

約数ペア:

[(1, 149718580), (2, 74859290), (4, 37429645), (5, 29943716), (10, 14971858), (11, 13610780), (20, 7485929), (22, 6805390), (44, 3402695), (55, 2722156), (110, 1361078), (220, 680539)]