20123408580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30490013}}^1$

素因数の和:30490036

約数の個数: 48

約数和(自身を含む): 61467868224

約数和(自身を除く): 41344459644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30490013, 60980026, 91470039, 121960052, 152450065, 182940078, 304900130, 335390143, 365880156, 457350195, 609800260, 670780286, 914700390, 1006170429, 1341560572, 1676950715, 1829400780, 2012340858, 3353901430, 4024681716, 5030852145, 6707802860, 10061704290, 20123408580]

約数ペア:

[(1, 20123408580), (2, 10061704290), (3, 6707802860), (4, 5030852145), (5, 4024681716), (6, 3353901430), (10, 2012340858), (11, 1829400780), (12, 1676950715), (15, 1341560572), (20, 1006170429), (22, 914700390), (30, 670780286), (33, 609800260), (44, 457350195), (55, 365880156), (60, 335390143), (66, 304900130), (110, 182940078), (132, 152450065), (165, 121960052), (220, 91470039), (330, 60980026), (660, 30490013)]