19296640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2741}}^1$

素因数の和:2771

約数の個数: 64

約数和(自身を含む): 50343120

約数和(自身を除く): 31046480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 2741, 3520, 5482, 7040, 10964, 13705, 21928, 27410, 30151, 43856, 54820, 60302, 87712, 109640, 120604, 150755, 175424, 219280, 241208, 301510, 350848, 438560, 482416, 603020, 877120, 964832, 1206040, 1754240, 1929664, 2412080, 3859328, 4824160, 9648320, 19296640]

約数ペア:

[(1, 19296640), (2, 9648320), (4, 4824160), (5, 3859328), (8, 2412080), (10, 1929664), (11, 1754240), (16, 1206040), (20, 964832), (22, 877120), (32, 603020), (40, 482416), (44, 438560), (55, 350848), (64, 301510), (80, 241208), (88, 219280), (110, 175424), (128, 150755), (160, 120604), (176, 109640), (220, 87712), (320, 60302), (352, 54820), (440, 43856), (640, 30151), (704, 27410), (880, 21928), (1408, 13705), (1760, 10964), (2741, 7040), (3520, 5482)]