3639040

素因数分解:

$2^8\times 5^1\times {\mathrm{2843}}^1$

素因数の和:2864

約数の個数: 36

約数和(自身を含む): 8719704

約数和(自身を除く): 5080664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2843, 5686, 11372, 14215, 22744, 28430, 45488, 56860, 90976, 113720, 181952, 227440, 363904, 454880, 727808, 909760, 1819520, 3639040]

約数ペア:

[(1, 3639040), (2, 1819520), (4, 909760), (5, 727808), (8, 454880), (10, 363904), (16, 227440), (20, 181952), (32, 113720), (40, 90976), (64, 56860), (80, 45488), (128, 28430), (160, 22744), (256, 14215), (320, 11372), (640, 5686), (1280, 2843)]