19266560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 88

約数和(自身を含む): 47752416

約数和(自身を除く): 28485856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 71, 80, 106, 128, 142, 160, 212, 256, 265, 284, 320, 355, 424, 512, 530, 568, 640, 710, 848, 1024, 1060, 1136, 1280, 1420, 1696, 2120, 2272, 2560, 2840, 3392, 3763, 4240, 4544, 5120, 5680, 6784, 7526, 8480, 9088, 11360, 13568, 15052, 16960, 18176, 18815, 22720, 27136, 30104, 33920, 36352, 37630, 45440, 54272, 60208, 67840, 72704, 75260, 90880, 120416, 135680, 150520, 181760, 240832, 271360, 301040, 363520, 481664, 602080, 963328, 1204160, 1926656, 2408320, 3853312, 4816640, 9633280, 19266560]

約数ペア:

[(1, 19266560), (2, 9633280), (4, 4816640), (5, 3853312), (8, 2408320), (10, 1926656), (16, 1204160), (20, 963328), (32, 602080), (40, 481664), (53, 363520), (64, 301040), (71, 271360), (80, 240832), (106, 181760), (128, 150520), (142, 135680), (160, 120416), (212, 90880), (256, 75260), (265, 72704), (284, 67840), (320, 60208), (355, 54272), (424, 45440), (512, 37630), (530, 36352), (568, 33920), (640, 30104), (710, 27136), (848, 22720), (1024, 18815), (1060, 18176), (1136, 16960), (1280, 15052), (1420, 13568), (1696, 11360), (2120, 9088), (2272, 8480), (2560, 7526), (2840, 6784), (3392, 5680), (3763, 5120), (4240, 4544)]