6404480

素因数分解:

$2^7\times 5^1\times {\mathrm{10007}}^1$

素因数の和:10026

約数の個数: 32

約数和(自身を含む): 15312240

約数和(自身を除く): 8907760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 10007, 20014, 40028, 50035, 80056, 100070, 160112, 200140, 320224, 400280, 640448, 800560, 1280896, 1601120, 3202240, 6404480]

約数ペア:

[(1, 6404480), (2, 3202240), (4, 1601120), (5, 1280896), (8, 800560), (10, 640448), (16, 400280), (20, 320224), (32, 200140), (40, 160112), (64, 100070), (80, 80056), (128, 50035), (160, 40028), (320, 20014), (640, 10007)]