542720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{53}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 1326780

約数和(自身を除く): 784060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 512, 530, 640, 848, 1024, 1060, 1280, 1696, 2048, 2120, 2560, 3392, 4240, 5120, 6784, 8480, 10240, 13568, 16960, 27136, 33920, 54272, 67840, 108544, 135680, 271360, 542720]

約数ペア:

[(1, 542720), (2, 271360), (4, 135680), (5, 108544), (8, 67840), (10, 54272), (16, 33920), (20, 27136), (32, 16960), (40, 13568), (53, 10240), (64, 8480), (80, 6784), (106, 5120), (128, 4240), (160, 3392), (212, 2560), (256, 2120), (265, 2048), (320, 1696), (424, 1280), (512, 1060), (530, 1024), (640, 848)]