348580880

素因数分解:

$2^4\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{3929}}^1$

素因数の和:5051

約数の個数: 40

約数和(自身を含む): 811387800

約数和(自身を除く): 462806920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1109, 2218, 3929, 4436, 5545, 7858, 8872, 11090, 15716, 17744, 19645, 22180, 31432, 39290, 44360, 62864, 78580, 88720, 157160, 314320, 4357261, 8714522, 17429044, 21786305, 34858088, 43572610, 69716176, 87145220, 174290440, 348580880]

約数ペア:

[(1, 348580880), (2, 174290440), (4, 87145220), (5, 69716176), (8, 43572610), (10, 34858088), (16, 21786305), (20, 17429044), (40, 8714522), (80, 4357261), (1109, 314320), (2218, 157160), (3929, 88720), (4436, 78580), (5545, 62864), (7858, 44360), (8872, 39290), (11090, 31432), (15716, 22180), (17744, 19645)]