20163967040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9001771}}^1$

素因数の和:9001795

約数の個数: 56

約数和(自身を含む): 54874802112

約数和(自身を除く): 34710835072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9001771, 18003542, 36007084, 45008855, 63012397, 72014168, 90017710, 126024794, 144028336, 180035420, 252049588, 288056672, 315061985, 360070840, 504099176, 576113344, 630123970, 720141680, 1008198352, 1260247940, 1440283360, 2016396704, 2520495880, 2880566720, 4032793408, 5040991760, 10081983520, 20163967040]

約数ペア:

[(1, 20163967040), (2, 10081983520), (4, 5040991760), (5, 4032793408), (7, 2880566720), (8, 2520495880), (10, 2016396704), (14, 1440283360), (16, 1260247940), (20, 1008198352), (28, 720141680), (32, 630123970), (35, 576113344), (40, 504099176), (56, 360070840), (64, 315061985), (70, 288056672), (80, 252049588), (112, 180035420), (140, 144028336), (160, 126024794), (224, 90017710), (280, 72014168), (320, 63012397), (448, 45008855), (560, 36007084), (1120, 18003542), (2240, 9001771)]