12469760

素因数分解:

$2^9\times 5^1\times {\mathrm{4871}}^1$

素因数の和:4894

約数の個数: 40

約数和(自身を含む): 29904336

約数和(自身を除く): 17434576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4871, 9742, 19484, 24355, 38968, 48710, 77936, 97420, 155872, 194840, 311744, 389680, 623488, 779360, 1246976, 1558720, 2493952, 3117440, 6234880, 12469760]

約数ペア:

[(1, 12469760), (2, 6234880), (4, 3117440), (5, 2493952), (8, 1558720), (10, 1246976), (16, 779360), (20, 623488), (32, 389680), (40, 311744), (64, 194840), (80, 155872), (128, 97420), (160, 77936), (256, 48710), (320, 38968), (512, 24355), (640, 19484), (1280, 9742), (2560, 4871)]