290465768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{18553}}^1$

素因数の和:18681

約数の個数: 32

約数和(自身を含む): 578884800

約数和(自身を除く): 288419032

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 3914, 7828, 15656, 18553, 37106, 74212, 148424, 352507, 705014, 1410028, 1910959, 2820056, 3821918, 7643836, 15287672, 36308221, 72616442, 145232884, 290465768]

約数ペア:

[(1, 290465768), (2, 145232884), (4, 72616442), (8, 36308221), (19, 15287672), (38, 7643836), (76, 3821918), (103, 2820056), (152, 1910959), (206, 1410028), (412, 705014), (824, 352507), (1957, 148424), (3914, 74212), (7828, 37106), (15656, 18553)]