8940780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{5519}}^1$

素因数の和:5540

約数の個数: 60

約数和(自身を含む): 28052640

約数和(自身を除く): 19111860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 5519, 11038, 16557, 22076, 27595, 33114, 49671, 55190, 66228, 82785, 99342, 110380, 149013, 165570, 198684, 248355, 298026, 331140, 447039, 496710, 596052, 745065, 894078, 993420, 1490130, 1788156, 2235195, 2980260, 4470390, 8940780]

約数ペア:

[(1, 8940780), (2, 4470390), (3, 2980260), (4, 2235195), (5, 1788156), (6, 1490130), (9, 993420), (10, 894078), (12, 745065), (15, 596052), (18, 496710), (20, 447039), (27, 331140), (30, 298026), (36, 248355), (45, 198684), (54, 165570), (60, 149013), (81, 110380), (90, 99342), (108, 82785), (135, 66228), (162, 55190), (180, 49671), (270, 33114), (324, 27595), (405, 22076), (540, 16557), (810, 11038), (1620, 5519)]