1245778880

素因数分解:

$2^6\times 5^1\times {\mathrm{3893059}}^1$

素因数の和:3893076

約数の個数: 28

約数和(自身を含む): 2966511720

約数和(自身を除く): 1720732840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3893059, 7786118, 15572236, 19465295, 31144472, 38930590, 62288944, 77861180, 124577888, 155722360, 249155776, 311444720, 622889440, 1245778880]

約数ペア:

[(1, 1245778880), (2, 622889440), (4, 311444720), (5, 249155776), (8, 155722360), (10, 124577888), (16, 77861180), (20, 62288944), (32, 38930590), (40, 31144472), (64, 19465295), (80, 15572236), (160, 7786118), (320, 3893059)]