19233280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1$

素因数の和:717

約数の個数: 80

約数和(自身を含む): 50380704

約数和(自身を除く): 31147424

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, 256, 320, 352, 440, 512, 640, 683, 704, 880, 1280, 1366, 1408, 1760, 2560, 2732, 2816, 3415, 3520, 5464, 5632, 6830, 7040, 7513, 10928, 13660, 14080, 15026, 21856, 27320, 28160, 30052, 37565, 43712, 54640, 60104, 75130, 87424, 109280, 120208, 150260, 174848, 218560, 240416, 300520, 349696, 437120, 480832, 601040, 874240, 961664, 1202080, 1748480, 1923328, 2404160, 3846656, 4808320, 9616640, 19233280]

約数ペア:

[(1, 19233280), (2, 9616640), (4, 4808320), (5, 3846656), (8, 2404160), (10, 1923328), (11, 1748480), (16, 1202080), (20, 961664), (22, 874240), (32, 601040), (40, 480832), (44, 437120), (55, 349696), (64, 300520), (80, 240416), (88, 218560), (110, 174848), (128, 150260), (160, 120208), (176, 109280), (220, 87424), (256, 75130), (320, 60104), (352, 54640), (440, 43712), (512, 37565), (640, 30052), (683, 28160), (704, 27320), (880, 21856), (1280, 15026), (1366, 14080), (1408, 13660), (1760, 10928), (2560, 7513), (2732, 7040), (2816, 6830), (3415, 5632), (3520, 5464)]