47997440

素因数分解:

$2^9\times 5^1\times {\mathrm{18749}}^1$

素因数の和:18772

約数の個数: 40

約数和(自身を含む): 115087500

約数和(自身を除く): 67090060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 18749, 37498, 74996, 93745, 149992, 187490, 299984, 374980, 599968, 749960, 1199936, 1499920, 2399872, 2999840, 4799744, 5999680, 9599488, 11999360, 23998720, 47997440]

約数ペア:

[(1, 47997440), (2, 23998720), (4, 11999360), (5, 9599488), (8, 5999680), (10, 4799744), (16, 2999840), (20, 2399872), (32, 1499920), (40, 1199936), (64, 749960), (80, 599968), (128, 374980), (160, 299984), (256, 187490), (320, 149992), (512, 93745), (640, 74996), (1280, 37498), (2560, 18749)]