28536420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43237}}^1$

素因数の和:43260

約数の個数: 48

約数和(自身を含む): 87167808

約数和(自身を除く): 58631388

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, 43237, 86474, 129711, 172948, 216185, 259422, 432370, 475607, 518844, 648555, 864740, 951214, 1297110, 1426821, 1902428, 2378035, 2594220, 2853642, 4756070, 5707284, 7134105, 9512140, 14268210, 28536420]

約数ペア:

[(1, 28536420), (2, 14268210), (3, 9512140), (4, 7134105), (5, 5707284), (6, 4756070), (10, 2853642), (11, 2594220), (12, 2378035), (15, 1902428), (20, 1426821), (22, 1297110), (30, 951214), (33, 864740), (44, 648555), (55, 518844), (60, 475607), (66, 432370), (110, 259422), (132, 216185), (165, 172948), (220, 129711), (330, 86474), (660, 43237)]